no-good

You don't study hard, thence no good mark.

你不努力学习, 因而没有好分数。

No good will come of all these violation activities.

这些违法行为都不会有好结果。

No good can come of your marrying above your status!

攀高枝对你绝无好处!

By convincing me that no good could come of staying, he persuaded me to leave.

通过让确信留下来没有好处，而说服了。

I was no good at history at school—dates and battles and all that jazz.

上学时候历史课从来就学不好─日期呀，战役呀，诸如此类。

This bodes him no good.

这对他是不祥之兆。

Almsgiver, although the age is different from the past, it's still no good to disturb the peace. Come on, that's all right.

施主啊，虽说这时代不一样了，但这样扰乱治安毕竟不好嘛！有话好说，有话好说。

If you’re serious about taking up painting, invest in good quality brushes and canvas. After all, it’s no good trying to make a silk purse out of a sow’s ear.

如果你真想搞绘画，就花钱买量好点画笔和画布。毕竟劣材难成器。