optional
/ˈɒpʃənəl/ · /ˈɑːpʃənəl/
CEFR level B2Topic EducationWord #3913 in the learning path
可选择的；非强制的
Definitions
adj. available to choose but not required
可选择的；非强制的
Example
The museum tour is optional, so we stayed outside.
博物馆参观是自愿参加的，所以我们留在了外面。
Schools should offer optional practical courses that allow students to explore interests beyond traditional academic subjects.
学校应该提供选修实践课程，让学生探索传统学科之外的兴趣。
Collocations
- optional course
- optional extra
- entirely optional
Word family
- option (n.)
- optionally (adv.)
Synonyms
- elective
- non-compulsory
Antonyms
- compulsory
- mandatory
Usage tip
optional表示不强制，不是“随便的”或“随机的”。
FAQ
- What does optional mean?
- available to choose but not required
- How is optional pronounced?
- UK /ˈɒpʃənəl/, US /ˈɑːpʃənəl/. Use the audio buttons above to listen.
