Polyepoxide
聚环氧化物
🗣️ 情景例句
Did you look at them?
你看过了吗？
You can't make something out of nothing.
巧妇难为无米之炊。
It was called Saving the earth and it was all about the damage that is being caused to the world.
会议叫“拯救地球”，所以全是有关地球遭受破坏的事情。