Sima
n. [地]硅镁层
✅ 同义词
🗣️ 情景例句
That's relief.
真令人欣慰。
You may rest assured that the shipment will be duly delivered.
你们尽可放心，我们会按时交货的。
I can wait all my life, sir.
先生，我可以等一辈子。