英语词汇retraction device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

单词	retraction device
释义	device n — 器 n • 器件 n • 具 n • 器材 n • 电器 n • 图案 n • 策略 n
随便看	Havana, capital of Cuba Havana, capital of Cuba Havana cigar have have 10 years experience have 1:1 with have 17% vat have 20-30% blast have 20 minutes have 24 7 access have 40 years experience have 50 percent chance have 5 days left have a have a 100% chance have a 100% chance have a 50 % chance have a 50 % chance have a 50 percent chance have a adjustment have a baby have a baby out of wedlock have a bachelor have a backbone have a backlash

英汉双解词典包含2273206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。

device n —