no good

1.

It is no good asking her for a date.

要求和她定个约会也没有用。

2.

All his riches are of no good to him if he is so ill.

如果他身体这么糟，那么他的所有财富对他毫无用处。

3.

It's no good complaining.

抱怨是没有用的。

4.

I'm no good at dancing.

我跳舞一点儿也不行。

5.

It's no good.

没有用的。

6.

I'm no good.

我一点儿也不行。

7.

It is no good waiting for other people to make your decision for you.

等别人替你做决定是没有用的。

8.

It is no good hoping for other's help.

期待别人的帮助是不行的。