You should never at any time make fun of or make any rude or impolite comments to any other players, coach, official or spectator.

不准在任何时候对其他球员、教练、官员或者观众作出嘲笑、粗鲁或不礼貌的动作。

youdao

They are very rude and impolite to join in the sliding game.

他们很粗鲁和很不礼貌地加入滑梯游戏。

youdao

I have never thought that you are such a rude person, don't you know it's quite impolite of you to ring your customers off midway?

我没想到你是这么不懂礼貌的人，你知道这样电话没讲完就直接挂你客户电话是十分不礼貌的行为吗？

youdao