Polyoxyethylation
聚氧乙烯化作用, 环氧乙烷加成作用
🗣️ 情景例句
Well, remember,
嗯 记住
I can't recall how long it's been.
我不能记起多长时间了。
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陆地上生活过的动植物的遗体被保存下来的更为罕见，因为陆地上几乎没有什么东西覆盖它们。