Triadaxis
三次对称轴
🗣️ 情景例句
How much are the dues?
会费多少？
First, I would like to express to all of you here our sincere welcome.
首先，我向在坐的诸位表示诚挚的欢迎。
Hurry up, Sam!The kettle's boiling!
快，萨姆。水开了！