Desmodur
聚氨基甲酸酯類粘結劑
??? 情景例句
This city is just too overpopulated.
這個城市人口太過稠密。
Skiing is such a difficult sport that it's more work than play.
滑雪是非常困難的運動，真所謂工作高于游戲呀。
We'll have to talk it over some more.
這個我們還得再談一談。