Polyisobutene
聚异丁烯; 聚异丁烯
🗣️ 情景例句
Need another box?
需要另一个箱子吗？
Banking is such a boring business; I believe I'll take a short snooze.
警卫银行是桩枯燥的差事，且打个盹吧。
I have a cat. Its name is Mimi. It's a Chinese cat. Oh, where is it? Can you find it?
我有一只小猫，名字叫Mimi，是一只中国猫。噢，它在哪儿呢？你能找到吗？