Polythiaether
(=polythioether)聚硫醚, 多硫醚
🔁 扩展释义
【化】 聚硫醚
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
A watched pot is long in boiling.
心急水不沸。
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，