Polymer degradation
[化] 聚合物降解
🧩 词语组成解析
🗣️ 情景例句
You'll have to come and see us soon.
你一定要再来看我们。
I have two suits to send to the cleaners.
我有2件西装送到洗衣店了。
The young man did not wake up until the bed had struck the ground.
那年轻人直到床撞到地上才醒了过来。