- [countable, uncountable]
a strong band of tissue in the body that joins a muscle to a bone 肌腱 - [usually plural] (literary)
a source of strength or power 力量的來源；關鍵環節；要害之處 the sinews of economic life 經濟生活的支柱
Word OriginOld English sin(e)we ‘tendon’, of Germanic origin; related to Dutch zeen and German Sehne.
Idioms
strain every sinew/nerve (to do something)
to try as hard as you can to do something 竭盡全力（做某事） He strained very sinew to snatch victory from defeat. 他竭盡全力從失敗中奪取勝利。