optional
英 [ˈɒpʃənl]美[ˈɑ:pʃənl]
optional 基本解释
形容词compulsory
同义词:
voluntary
optional 相关例句
形容词
1. optional
1. It is optional with you.
那是你的自由。
2. Attendance at the lecture is optional.
这一讲座可随意参加。
3. Is English an optional lesson, or does everyone have to learn it?
英语是选修课还是每个人必修的课程?
推荐单词
- analogue
- humidity
- weave
- nutrition
- general
- lens
- lecture
- bottle
- forgive
- additional
- fabric
- pregnant
- expend
- aerial
- indirect
- magnificent
- wine
- latent
- pail
- often
- deprive
- tame
- sick
- southern
- ruler
- alcohol
- national
- trust
- penalty
- contradict
- sulfur
- management
- limp
- loom
- dairy
- packing
- price
- counterfoil
- prose
- gossip