Definition
An expression used to reassure someone that there is no need to be anxious or upset about a problem or unexpected event.
不用擔心
Not to worry, we still have time to catch the train.
別擔心，我們還有時間趕上火車。
Oops, I spilled my coffee. Not to worry, I’ll clean it up.
哎呀，我把咖啡灑出來了。別擔心，我會清理乾淨。
Your report isn't ready? Not to worry, I can help you finish it.
你的報告還沒準備好？別擔心，我可以幫你完成。