Preformulation
预制剂
🗣️ 情景例句
We always whispered when Michelle was born.
当Michelle出生的时候， 我们总是压低嗓门说话。
There are two sides to every question.
每个问题都有两个方面。
It's over there,behind the teapot.
就在那儿，茶壶后面。