Bipitch
双螺旋的, 双螺线的, 双节距的, 双头的
🗣️ 情景例句
Good morning, Mr. Smith. I brought the contract you are been looking for.
上午好，斯密司先生。我带来了你要等待的合同。
It's Kate's.
是凯特的。
Are there any children in the room?
屋子里有小孩吗？