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optional

  • 源语种:英语
  • 译文语种:中文(简体)
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optional的翻译

形容词
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optional的定义

形容词
1
available to be chosen but not obligatory.
a wide range of optional excursions is offered
同义词:
voluntarynoncompulsoryat one's discretiondiscretionarynot requiredup to the individualelectivenonmandatoryfreeopenunforcedpermissive rare:discretional
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optional的示例

a wide range of optional excursions is offered
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