Polymethylation
[化] 聚甲基化; 聚甲基化作用
🗣️ 情景例句
She was caught in the branches of our tree.
被我们家树上的树枝夹住了。
Marriage comes by destiny.
姻缘命中定。
Can we substitute in these things?
这几项可以用替代品吗？