optional 英式发音['ɒpʃ(ə)n(ə)l]美式发音['ɑpʃənl]

optional基本解释

adj,可选择的,随意的,同近

optional相关例句和用法

three optional courses.三门选修课

optional英英释义

可选择的,随意的英释adjadjif something is optional, you do not have to do it or use it, but you can choose to if you want to

optional短语

optional course,选修课,选修课程.短语

最新更新单词: disguise took pictures batch hinder globally grasp premiere cockroach weapon perch copper hypocritical
更新时间:2024-04-19 04:03:46
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