| Subject | English | Italian |
| environ., UN | track two | track 2 |
| transp. | two axle trailer | rimorchio a due assi |
| mech.eng. | two-ball lever | leva con impugnatura sferica |
| nat.sc., agric. | two banded bream | sarago fasciato (Diplodus vulgaris (Geoffroy St.-Hilaire)) |
| nat.sc., agric. | two banded bream | sarago (Diplodus vulgaris (Geoffroy St.-Hilaire)) |
| mech.eng. | two-barrel carburetor | carburatore a corpo doppio |
| el. | two busbar regulation | regolazione a due sbarre |
| math. | two-by-two frequency table | tavola a quattro caselle |
| commun. | two-condition cable code | codice a due stati per cavo |
| agric. | two-crop rotation | doppio avvicendamento |
| ed. | two-cycle system | sistema universitario basato su due cicli di studio |
| market., IT, mech.eng. | two-dimensional code | codice 2D |
| earth.sc., mech.eng. | two-dimensional flow | corrente piana |
| agric. | two-disc plough | aratro a due dischi |
| comp., MS | two-factor authentication | autenticazione a due fattori (An authentication method that requires two authentication methods, which may include something the user provides, such as certificates; something the user knows, such as user names, passwords, or pass phrases; physical attributes, such as a thumbprint; and personal attributes, such as a personal signature) |
| transp. | two filament lamp | proiettore a doppio filamento |
| comp., MS | two-finger right-click | simulazione clic con il pulsante destro con due dita (A multi-touch gesture that consists of either a left-down movement, or right-down, right-up or left-down, right-down, left-up, right-up (roll)) |
| comp., MS | two-finger tap | tocco con due dita (A multi-touch gesture that consists of two fingers tapping at the same time and with a relative short distance between each other) |
| agric. | two-furrow disc plough | aratro a due dischi |
| agric. | two furrow plough | aratro a due vomeri |
| agric. | two furrow plough | aratro a due versoi |
| agric. | two furrow plow | aratro a due vomeri |
| agric. | two furrow plow | aratro a due versoi |
| transp., el. | two lamps | coppia di luci |
| transp., construct. | two-lane road | strada a doppia corsia |
| transp. | two-lane road | carreggiata a due corsie |
| transp., construct. | two-lane road | strada a 2 corsie |
| transp. | two level fork junction | intersezione a livelli diversi |
| transp. | two level fork junction | incrocio stradale non a raso |
| transp. | two-level forked junction | biforcazione a livelli sfalsati |
| transp. | two-level forked junction | biforcazione a livelli separati |
| comp., MS | two-level interactive template | modello interattivo a due livelli (A workflow template which allows the administrator to define two question with up to four answers. The answers determine which queue the call is routed to) |
| agric. | two-level plough | aratro per lavori a due profondità |
| agric., mech.eng. | two-man saw | sega a due mani |
| commun. | two-motion selector | selettore Strowger |
| commun. | two-motion selector | selettore a sollevamento e rotazione |
| agric., mech.eng. | two-nozzle sprinkler | irrigatore bigetto |
| mech.eng. | two or more shaft rotary compressor | compressore rotativo a due o più alberi |
| nat.res. | two-parent progeny test | prova di discendenza con impollinazione controllata |
| law | two party system | bipartitismo |
| health. | two-peak generator | apparecchio a onda piena |
| gen. | two-phase | a due fasi |
| comp., MS | two-phase commit | protocollo 2PC (A protocol that ensures that transactions that apply to more than one server are completed on all servers or none at all. Two-phase commit is coordinated by the transaction manager and supported by resource managers) |
| earth.sc., el. | two-phase fluid | miscela di acqua e vapore |
| earth.sc., el. | two-phase fluid | flusso bifasico acqua-vapore |
| mech.eng. | two-piece bearing | cuscinetto in due pezzi |
| mech.eng. | two-piece bearing | supporto aperto |
| mech.eng. | two-piece bearing | supporto diviso |
| mech.eng. | two-piece bearing | cuscinetto diviso |
| agric. | two-piece share | vomere con punta distaccabile |
| el. | two-port network | biporta |
| agric. | two row | a due file |
| fin. | two-sided market | mercato a due direzioni |
| stat., tech. | two-sided test | test a due code |
| nat.res. | two-spotted spider mite | ragno rosso della vite (Tetranychus urticae) |
| nat.res. | two-spotted spider mite | ragnetto giallo della vite e del tiglio (Tetranychus urticae) |
| nat.res. | two-spotted spider mite | ragnetto rosso del biancospino (Tetranychus urticae) |
| nat.res. | two-spotted spider mite | ragnetto giallo dei giardini (Tetranychus urticae) |
| IT, el. | two-step control | azione a tutto o niente |
| comp., MS | two-step verification | verifica in due passaggi (An optional Microsoft account sign-in method with which users can only sign in by entering both a password and a security code sent to them by the Microsoft account team) |
| construct. | two-storey flat | alloggio su due piani |
| agric. | two-storied high forest system | trattamento a fustaia a due piani |
| stat., tech. | two-tailed test | test a due code |
| chem., el. | two-term controller | regolatore PI |
| el. | two-terminal-pair network | biporta |
| transp. | two-track hump | sella di lancio a due binari |
| transp. | two-track hump | rampa di lancio doppia |
| transp. | two-track hump | rampa di lancio a due binari |
| IT, tech. | two-way alternate communication | trasmissione a sensi alterni |
| IT, tech. | two-way alternate communication | comunicazione bidirezionale alternata |
| IT, tech. | two-way alternate data communication | trasmissione a sensi alterni |
| IT, tech. | two-way alternate data communication | comunicazione bidirezionale alternata |
| comp., MS | two-way binding | associazione bidirezionale (A type of data binding where changes made to the target automatically update the source, and changes to the source automatically update the target. Data binding is always set on the target object) |
| commun., IT | two-way link | collegamento bidirezionale simultaneo |
| fin. | two way market | mercato a due direzioni |
| mech.eng., el. | two-way operation | ciclo a doppio effetto |
| transp., industr. | two-way pallet | paletta a doppia entrata |
| agric. | two-way plow | aratro per lavoro in pari |
| agric. | two-way plow | aratro doppio |
| agric. | two way plowing | aratura in pari |
| agric. | two way plowing | aratura con sminuzzamento delle zolle |
| transp. | two-way road | strada a doppio senso di marcia |
| comp., MS | two-way trust | trust bidirezionale (A trust relationship between two domains in which both domains trust each other. For example, domain A trusts domain B, and domain B trusts domain A. All parent-child trusts are two-way) |
| agric. | two-way turn-over plough | aratro brabantino |
| agric. | two-way turn-over plough | aratro Melotte |
| agric. | two-way turn-over plough | aratro a carrello rigido |
| transp. | two-way working | esercizio a binari banalizzati |
| transp. | two-way working lines | esercizio a binari banalizzati |
| transp. | two-way working lines | banalizzazione |
| agric. | two wheel plough | aratro a trampolo |
| transp. | two wheel trailer | rimorchio a due ruote |
| transp., mech.eng. | two-wheeled barrow | carrello per sacchi |
| transp., mech.eng. | two-wheeled barrow | carriola |
| transp., mech.eng. | two-wheeled barrow | carrello a mano a ruote |
| transp., mech.eng. | two-wheeled trolley | carrello per sacchi |
| transp., mech.eng. | two-wheeled trolley | carriola |
| transp., mech.eng. | two-wheeled trolley | carrello a mano a ruote |
| fin. | two-year period | biennio |
| agric. | two-year rotation | avvicendamento biennale |
| agric. | two-year system | doppio avvicendamento |
| IT, tech. | twos complement | complemento a due |