Certs
n. 确实的事情（cert 复数）
🗣️ 情景例句
I appreciate your help very much.
我非常感激你的帮助。
You haven't sold your product in our country so far, have you?
到目前为止，你们的产品尚未在我们国家销售，是吗？
Can we expect the same price as last time?
价钱能够和上次的一样吗？