英语词汇useful instrument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 instrument
释义	useful adj — 有用 adj • 有用的 adj • 有益 adj • 好用 adj • 管用 adj • 顶事 adj instrument — 具 • 器械 instrument n — 文书 n • 仪表 n • 文据 n
随便看	when in 2006 when in comes to when in contact with when increasing when incurred when indicted when in doubt when I need when in fact when infringing when ingested when inhaled when inhaling when initially when initiated when initiating when injected when in mode when in need when in operation when I noticed when in possession when inputting when inquired when inquiring

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 —