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10 18
 10 ^ -18
gen. atto-
| British thermal units
 British thermal unit
tech. law energ.ind. Btu
- only individual words found (there may be no translations for some thesaurus entries in the bilingual dictionary)

to phrases
10 ^ 18
gen. exa-
10 ^ -18
gen. atto-
10 18: 2 phrases in 1 subject
General2