Midperpendicular
舯垂线
🗣️ 情景例句
It's true. You are in great shape.
这是真的。你的身体很好。
Did you go play ball last night?
你昨晚去玩球了吗？
This is Miss Sophie Dupont.Sophie is a new student.She is French.
这位是索菲娅。杜邦小姐。索菲娅是个新学生。她是法国人。