lose your touch
US /luːz jʊər tʌtʃ/
UK /luːz jʊər tʌtʃ/

1.
失去水准, 失去技能
to no longer be able to do something well that you were previously good at
:
•
The chef used to be amazing, but he seems to have lost his touch lately.
这位厨师以前很棒,但他最近似乎失去了水准。
•
After not playing for years, I've really lost my touch at tennis.
多年没打球后,我的网球水平真的下降了。