英语词汇perforation penetration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	perforation penetration
释义	perforation penetration
随便看	cheer sb. to the echo cheer sb up cheer ship cheer somebody on cheer somebody up cheer someone on cheer someone up cheers on cheer squad cheer sth up cheers up cheerte cheertee cheer to the echo cheer ... up cheer up cheerup cheer up someone cheery cheer you up Chees Cheesa cheesable chees block cheeseable

英汉双解词典包含3607232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。