Polysorb
有机聚合物担体
🗣️ 情景例句
The best way to promote your products is through advertising.
推广产品最好的方法就是买广告。
Let us imagine a hypothetical case where we disagree.
让我们假设一个我们不同意的状况。
There was a murder in London yesterday.
昨天伦敦发生了一起谋杀案。