no muss, no fuss
US /noʊ mʌs noʊ fʌs/
UK /noʊ mʌs noʊ fʌs/

1.
不费吹灰之力, 简单高效
without trouble or difficulty; simply and efficiently
:
•
The new system works with no muss, no fuss.
新系统运行起来不费吹灰之力。
•
We want a simple wedding, no muss, no fuss.
我们想要一个简单的婚礼,不费吹灰之力。