They have only a fine distinction between them.

它们的区别很细微。

There is a fine distinction between the two words.

这两个字之间有细微区别。

There is a fine distinction between ingenuity and craziness.

机智与疯狂之间有些细微的差别。

There is a fine distinction between your normal dream and ambition.

你的正常渴看和雄心壮志之间的区别很微小。

He is able to draw a fine distinction between very good wine and excellent wine.

他能够指出很好的酒和最好的酒之间的细微差别。