Synchrone
等时线(彗尾)
🗣️ 情景例句
Oh, Richard, how exciting!
哦 Richard 好令人兴奋
In the world, who knows not to swim goes to the bottom.
处世似游泳，不会即下沉。
Collecting as a serous hobby is quite different and has many advantages.
作为一种严肃的业余爱好的收藏活动完全是另外一回事，它具有许多益处。