Polycarboxylic
[机] 多羧酸的
🗣️ 情景例句
It's the first thing people will see when they come in.
这是人们走进来所看到的第一 件东西。
What is the number?
号码是多少？
If we were able to discover lowly forms of life like bacteria on another planet, it would completely change our view of ourselves.
如果我们能够在另一颗行星上找到诸如细菌的那种低等生命，那么这个发现将彻底改变我们对我们自己的看法。