英语词汇“optional”的翻译、意思、用法、释义-英汉双解词典

单词	optional
释义	optional UK ['ɒp.ʃən.əl] US ['ɑ:p-] adjective ADVANCED ■If something is optional, you can choose whether to do it, pay it, buy it, etc 可选择的；非强制的 •English is compulsory for all students, but art and music are optional.英语是所有学生的必修课，而艺术和音乐则是选修的。
随便看	deadpan French Foreign Legion chromium wake teleology shuttle Qatari overtook fearsome mano a mano imperious death warrant fringed chump water test-fire simple interest rabble packed lunch feeder marital status attached improvise apostrophe decathlete

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