英语词汇lifesaving jacket怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

单词	lifesaving jacket
释义	lifesaving jacket 简明释义救生衣
随便看	external program parameter external projection External prosthesis for sonographic procedure external protective tissue external pterygoid external pterygoid muscle external pterygoid muscle block external pterygoid nerve external pterygoid plate external publication external public debt external public debt outstanding external public law external pudendal artery external pudendal veins external pulse generator external pupil telescope external purchasing power of money external pyocephalus external pyramidal layer external Q external quality assessment external quality control external quality factor external quantum efficiency