Polysorb
有机聚合物担体
🗣️ 情景例句
My girl friend and I broke up.
我和我女朋友分手了。
How thick is the ice here?
这儿的冰有多厚？
although what impression any other civilization would thus get from us is best left unsaid.
至于其他文明行星对我们地球会有什么印象，还是不说为好。