Polythioether
[化] 聚硫醚
🗣️ 情景例句
Well, Robbie was eight pounds two ounces,
嗯 ，Robbie生下来八磅二盎司，
Bitter pills may have wholesome effect.
良药苦口利于病。
We hope that the next negotiation will be the last one before signing the contract.
我们希望下一交谈判将是签订合同前的最后一轮谈判。