Biurea
[机] 联二尿
🗣️ 情景例句
I was just waiting for you to get home
我正等你回来，
Speak of the devil.
我们才刚好聊到你而已。
All produets have to go through five checks in the whole process.
所有产品在整个生产过程中得通过五道质量检查关。