Pentafining
[机] 戊烷精炼
🗣️ 情景例句
Hi.
嗨。
Ouch!
好痛呀！
We keep trying all four methods, but he sheer volume of rubbish we produce worldwide threatens to overwhelm us.
我们一直在试这4种方式，但是，我们在世界范围内仅产生的垃圾的量就有把我们覆盖的危险。