Coll.
abbr. 〈外(=collateral； colleague； collection； collector； college； colloquial； collyrium)【药】洗眼剂\\n
🗣️ 情景例句
You would be well-advised to book in advance.
你还是提前预订较为稳妥。
I ought to make a phone call.
我应该打个电话。
How old are you?
你多大啦？