Translation of "Slightest" in Chinese

I don't have the slightest idea.

我沒有絲毫的想法。

I get depressed by the slightest things.

我為小事情覺得沮喪。

They don't even have the slightest interest.

他們完全沒有興趣。

I don't have the slightest intention of retiring.

我没有一点退休的念头。

Without the slightest hesitation, he sold his own car.

他毫不犹豫地把自己的车卖了。