n.內(nèi)啡肽
名詞endorphin的復(fù)數(shù)形式.
Endorphins serve as powerful pain relievers. 內(nèi)啡肽可以作為強(qiáng)效止痛藥。
The endorphins may react with the blood vessel walls, causing them to widen. 內(nèi)啡肽有可能與血管壁發(fā)生反應(yīng)，致使血管變寬。
