Elastoprene
二烯橡胶
🗣️ 情景例句
Please make an effort to arrive early.
请争取早点来。
What are you going to do with the books?
你打算拿这些书怎么办？
Why not? His home isn't far from here. Let's go.
为什么不呢？他家离这儿不远。我们走吧。