英语词汇wasn't necessary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	wasn't necessary
释义	necessary — 必要 • 必要的 adj • 必需 adj • 所需 adj • 必须 adj • 不可或缺 necessary n — 需要 n
随便看	cryogenic fuel cryogenic grinding cryogenic pipe supports cryogenic piping cryogenic plant cryogenic propellants cryogenic pump cryogenic refrigeration cryogenics Engineering cryogenic separation cryogenic service cryogenic steel cryogenic storage cryogenic storage tanks cryogenic technology cryogenic temperature cryogenic test cryogenic testing cryogenic tubes cryogenic valve cryogenic vessel cryolite cryolite bath cry one's heart out cry one's heart out

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。

necessary —