英语词汇useful when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	useful when
释义	useful adj — 有用 adj • 有用的 adj • 有益 adj • 好用 adj • 管用 adj • 顶事 adj when — 时 • 一旦 • 曷 when conj — 如果 conj • 既然 conj • 考虑到 conj • 当...时 conj when?— 几时 • 什么时候 • 何日 • 几点 • 多早晚
随便看	largely unreported largely unrestricted largely untapped largely untapped potential largely wasted large machine machining large machinery large magnet large magnitude . large majorities large majority large majority in favour large mammals large mansion large manufacturer large manufacturing large margin large marine ecosystems large market large market potential large market share large material large measure of agreement large measuring range large media coverage

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。

useful adj —