Polymethine
聚甲炔; 聚甲炔
🗣️ 情景例句
and I did both with Robbie.
有Robbie时我也这样做的。
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
If I were you, I would not be bothered by English.
如果我是你，就不会为英语烦恼了。