a breath of fresh air
US /ə brɛθ əv frɛʃ ɛr/
UK /ə brɛθ əv frɛʃ ɛr/

1.
一股清新的空气, 令人耳目一新的人或事
someone or something that is new, refreshing, and welcome because it is different from what has been there before
:
•
Her innovative ideas were a breath of fresh air in the stagnant company.
她的创新想法给停滞不前的公司带来了一股清新的空气。
•
After all the serious discussions, his humor was a breath of fresh air.
在所有严肃的讨论之后,他的幽默感就像一股清新的空气。