to mind one's p's and q's
[mind] {one's} Ps and Qs
to mind one's p's and q's
01
to do one's best to be as proper and polite as one is capable of
تعبير اصطلاحي
أمثلة
Mind your p's and q's at dinner tonight; her parents are very formal.
to do one's best to be as proper and polite as one is capable of