Zedeflon
四氟乙烯均聚物
🗣️ 情景例句
If you don't ... can I ... can I adopt the dog?
要是你们找不到狗的主人，我可否…… 我可否收养这只狗?
You were wise to keep away from him.
你避开他是明智之举。
The IBM Personal Computer was widely copied.
IBM的个人电脑被大规模地模仿。