Midnormal
垂直平分线
🗣️ 情景例句
Left, right. Enjoy it.
左 右。放 。
Our own actions are our security,not others' judgements.
我们的行为是自己的保证，并不是旁人的鉴定。
Though the new rudder was fitted at tremendous speed, it was impossible for the Cutty Sark to win.
尽管换装新舵时分秒必争，但“卡蒂萨克”号已经不可能取胜了，