Polyisobutylene
n. [化]聚异丁烯
🗣️ 情景例句
But it's kind of small also. We must've bought the wrong size.
但它也有点小了。我们一定买错了尺寸。
Thank you! Same to you.
谢谢。你也一样。
Here and here. And I can only move my arm as much as this.
这儿和这儿。我只能这样摆动手臂。