1HBHHBAa part of your body that connects a muscle to a bone 腱,肌腱〔连接骨与肌肉的索状组织〕
The sinews on his neck stood out like knotted string.
他颈部的肌腱像打结的绳般凸出。
2the sinews of somethingliterarySUPPORT A PERSON, GROUP, OR PLAN something that gives strength or support to a government, country, or system 某物的力量源泉 [支柱,关键]
They have begun building the sinews of an independent nation.