Look, never mind mountains. Your mother wants to know if you're eating properly.
先不管那些山。你媽媽想知道你是不是有好好吃飯？

Never mind…
不要管…… 不要考慮……

Forget it
不必在意，不要管

A: I've got to go back for my sunglasses.
我得回去取我的太陽眼鏡。
B: Forget the sunglasses. We're gonna be late.
不要管眼鏡了。我們要遲到了。

Forget the costs for one second and listen to the potential of this investment.
暫時不要管成本，先聽下這個投資的潛力。

Don't worry about
不用擔心……

Don't worry about the car. I'm just relieved to hear that you are ok.
不要擔心那輛車。聽到你沒事兒我就放心了。

Don't worry about the details. Let me take care of that.
不要擔心那些細節。我會搞定的。

Don't worry about what's coming. Focus on now.
不要管未來會怎樣，就關注現在。

It doesn't matter
沒關系，不重要

The marketing doesn't matter. What matters is good content.
營銷不重要。重要的是好的內容。

A: I need to finish typing the title page.
我得寫完標題頁。
B: That doesn't matter. You need to type up a summary of the paper first.
那不重要。你得先寫論文的總結。