英语词汇helmet mandatory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	helmet mandatory
释义	helmet n — 盔 n • 安全帽 n • 头兜 n mandatory — 义务 mandatory adj — 强制性的 adj • 法定的 adj
随便看	automatically focuses automatically forwarded automatically frozen automatically- generated charts automatically generated email automatically generated mail automatically generating automatically given automatically good automatically granted automatically guarantee automatically handled automatically hides automatically identifies automatically identify objects automatically imply automatically improve automatically included automatically incorporated automatically increases automatically initializes automatically initiated automatically insured automatically interfaced automatically invalid

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。

helmet n —