Obligational

a. obligation（义务, 责任）的变形

✅ 同义词

obligatory

🔴 反义词

optional

🗣️ 情景例句

How'd it go?

怎么样啦？

What's the date today?

今天是几号？

That's disgusting.

真讨厌。

更多情景英语 ›

🔤 更多 O 开头的单词

octaverine

odd loop

old balance

on one's own initiative

operating schedule

oratorically

orphan drug

outpour [aut'pɔ:, 'autpɔ:]

全部 O 开头单词 ›