Polybutylene
[机] 聚丁烯
🗣️ 情景例句
Find a productive hobby, and see if you can learn something.
找一个具有意义的爱好，看你能否从中学到什么。
No, that's OK. How much do I own you?
不用了。散热器正常。我要付你多少钱？
It rather surprised me.
那事使我颇感惊讶。