Elastoprene
二烯橡胶
🗣️ 情景例句
Everybody needs help sometimes, Richard.
每个人都有需要帮助的时候， Richard。
He's got a bad headache.
他头痛的厉害。
The order was in good shape when it left out factory.
货离开工厂时都是完好无缺的啊。