英语词汇optional的词组、短语、固定搭配翻译、用法及例句-英语词组固定搭配大全

词组	optional
释义	optional adjective VERBS \| ADVERB VERBSbe 可选择make sth 使⋯成为可选ADVERBentirely, purely 完全自由选择的◆The extra language classes are entirely optional.附加的语言课程是自由选修课。
随便看	proceeds process process procession proclaim proclamation produce produce producer producer product product production production productive productivity profession professional professional professional professional Professionals professor proficiency proficient

英语词组固定搭配大全包含11987条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。