unsporting

When I asked him if he thought that this was the kind of sharp practice that an unsporting judge might describe as fraudulent misrepresentation, he just grinned. Didn't I know?

有次我问他，用这种不正当的手段找便宜，若碰上个正经八百、光明正大的法官，会不会判你个招摇撞骗罪呢？他只是咧嘴笑了一笑。难道我会不知道吗？

A dirty fighter; used foul means to gain power; a nasty unsporting serve; fined for unsportsmanlike behavior.

卑鄙的竞争者；使用卑鄙的方法获得权利；下流、卑鄙的发球；为不符合体育道德的行为作出罚款。

Harry hung back, with a vague feeling it would be unsporting to bewitch Malfoy while he was on the floor,

哈利犹豫着，隐约觉得不应该趁马尔福倒在地上时对他施魔法，

Players are warned, fined and can even be disqualified for unsporting actions in the heat of contest.

在激烈的竞赛中，缺乏体育道德的选手会被警告、罚款乃至撤销比赛资格。