adj.締約的;收縮的
動(dòng)詞contract的現(xiàn)在分詞形式.
The physician may prescribe a drug to prevent the bladder muscles from contracting unle the bladder is full. 醫(yī)生會(huì)給患者開一些防止膀胱肌肉在膀胱內(nèi)尿液未滿時(shí)產(chǎn)生收縮的藥物。
分包,分包生產(chǎn)