Triangularization
三角形化
🗣️ 情景例句
Oh, congratulations! That's nice.
啊， 恭喜你们！ 太好了。
I would like to talk with someone in charge.
我想请你们负责人讲话。
I don't think so. Ah! It was Li Lei.
我想不是。啊，是李雷！