Nitropolymer
硝基聚合物
🗣️ 情景例句
We were together in the Thursday night drama society.
我们过去总在星期四晚上的话剧社团聚会。
Yes, this is Shen speaking.
是的，我姓沈。
She was too excited to do any housework that morning,
那天上午，她兴奋得什么家务活都不想做，