Polythioether
[化] 聚硫醚
🗣️ 情景例句
Don't you think you ought to call Pete
你不觉得应该打个电话给Pete
Money spent on the brain is never spent in vain.
智力投资，决非虚掷。
The sandwiches are all ready, said her mother. I made some dumplings last night, too!
“三明治全都做好了，”她妈妈说，“昨晚我还做了一些饺子哩！”