Valerin
甘油三戊酸酯
🗣️ 情景例句
I know the company well. It's big.
这家公司我很清楚。是大公司。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
This is Michael Baker,
这位是迈克尔。贝克，