✅ 同义词
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
If you were to attend the banquet ,what would you wear?
如果你将出席宴会，你将穿什么？
Then she had an idea.
后来她有了一个主意。