She has no idea what they are talking about.

她不知道他们在说什么。

Anyone who does not know how to make the most of his luck has no right to complain if it passes by him.

不知道如何充分利用运气的人无权抱怨运气从他身边溜走。

This room has no entry.

这个房间禁止入内。

This match has no spark.

这根火柴没有火星。

He has no improper means.

他没有任何不正当的手段。

The king has no successor.

这位国王没有传人。

A photon has no rest mass.

光子没有静止质量。

He has no apparent motive.

他没有明显的作案动机。

He has no interest in money.

他对金钱没有兴趣。

This argument has no meaning.

这场争论没意义。