Elastoprene
二烯橡胶
🗣️ 情景例句
Yes, I'm quite satisfied. That would be more than I have expected.
我很满意，比我期望的要多。
The (or A) beggar may sing before the thief (or footbad).
既是穷光蛋，何虑窃贼偷。
Is it on the desk?
是在桌子上吗？