✅ 同义词
🗣️ 情景例句
What did you do?
那你们怎么办呢？
Would you care to answer my question on the warranty?
你可以回答我有关保证的问题吗？
They then knew that they had discovered the cause of the fire.
这时调查人员知道他们找到了发生火灾的原因了。