✅ 同义词
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
I subscribed to a lot of periodicals last year.
去年我订了许多期刊。
If one side fails to observe the contract,the other side is entitled to cancel it.
如果一方不履行合同协议，另一方则有权终止合同。