DictionaryForumContacts

Google | Forvo | +
to phrases

mainspring

['meɪn'sprɪŋ] n
astr. ressort de montre
industr., construct. ressort de barillet; ressort-moteur m
mainspring
: 9 phrases in 3 subjects
Figurative1
Industry5
Mechanic engineering3

Add | Report an error | Get short URL