英语词汇24 7 helpline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。

单词	24 7 helpline
释义	helpline noun— 热线 n ()
随便看	non desired non-destructive non destructive activities non destructive analysis non destructive assay non-destructive editing non destructive evaluation non-destructive examination non destructive inspection non-destructive inspection equipment non-destructive manner non destructive material testing non-destructive measures non-destructive Method non-destructive technique non destructive test non-destructive testing non destructive testing equipment non-destructive Test methods non destructive test ndt non detachable connection non-detained non-detectability non-detectable non-detergent

helpline noun—