Elastoprene
二烯橡胶
🗣️ 情景例句
I understand your feelings about it, Richard.
我了解你对这种事的心情， Richard。
You haven't sold your product in our country so far, have you?
到目前为止，你们的产品尚未在我们国家销售，是吗？
All that afternoon, I jumped and sang and did all kinds of things.
那天整个下午我跳呀，唱呀，做出各种样子逗她。