A fine line means a very small difference.

这里" fine line" 的意思就是（两者之间）极其细小的差别。

Greedy or cheap, it's a fine line.

贪婪或是小气 仅一线之隔。

There's a fine line between precaution and paranoia.

我知道这看起来像什么 但是。

Plus, Brazil is walking a fine line in its environmental policy.

此外，巴西在环境政策上进展得很好。

NPR's Michele Kelemen reports the U.S. is walking a fine line.

据NPR新闻的米歇尔·克莱门报道，美国现在处于困难境地。

The vast majority of them are. But they are walking a fine line.

绝大多数都表示支持。但他们相当谨慎。

For both viewer and photographer, there is a fine line between compassionate observation and indecent intrusion.

对于观众和摄影师来说，心怀怜悯的旁观与不适当的侵扰之间界限分明。

Even small businesses and large corporations have to walk a fine line when it comes to debt.

不管小公司还是大公司在债务问题上都必须小心行事。

Another expression that relates to opposing feelings is, There is a fine line between love and hate.

另一个词义相反的情感表达是，" 爱恨就在一念之间（There is a fine line between love and hate）。"

But they're walking a fine line in trying to balance between being attractive and not completely disappointing.

但他们小心行事，努力在具有吸引力和不完全令人失望之间建立一种平衡。

But the USPS also has a fine line to walk.

但美国邮政局也有一条微妙的界限。

It's a fine line. And it really depends on the story.

这是一条很好的路线。这真的取决于故事。

It's like a fine line between online schooling and just online!

这就像在线教育和在线教育之间的细微差别！

This commercialisation, though profitable, walks a fine line between celebration and exploitation.

这种商业化虽然有利可图，但却在庆祝和剥削之间徘徊。

And there's a fine line between being seen and being gawked at.

被看到和被盯着看之间有一条微妙的界线。

There's a fine line between feisty and delusional.

虽勇气可嘉 但实属盲目自大。

Always a fine line between the two, n'est pas?

这二者的差别总是很微妙 不是吗？

There is a fine line between superstition and religion.

【line】迷信与宗教之间只有一线之隔。

There’s a fine line between bravery and recklessness.

【fine】勇敢和鲁莽只有一线之差。

Now, there's a fine line to walk here: you don't want to reward yourself just to get that gold star.

这里有一条微妙的界线：你不会想要为了获得金色星星而奖励自己。