方法:椎间盘部分置换的植入物由聚合水凝胶 ( 乙烯醇 ) 组成,并且被做成棒状的形态. Methods . The implants for partial disc replacements were made of poly ( vinyl alcohol ) hydrogel and rod - shaped.
解开绳结to untie a knot细绳结的环做成包裹的拎襻.The loop of string makes a handle for the parcel.男人们过去常常沿着印加的路拿着绳结从一座城镇跑到另一座城镇.Men used to run with such knotted topes from town to town along the Incas roads....
The man moved closer, lowering his voice.那位男子靠近了一步，压低声音。She never cheapened herself by lowering her standards.她从不降低标准来贬低自己。the lowering of taxes and the consequent increase in spending税收降低与随之引起的消费增长...
He found her remarks deeply wounding.他觉得她的话十分伤人。I could never stomach the cruelty involved in the wounding of animals.我永远都无法忍受伤害动物时的那种残忍。Adversity toughens him as well as wounding him.逆境给他造成创伤,可也使他变得坚强起来.A bomb exploded ...