a dime a dozen

US /ə daɪm ə ˈdʌzən/
UK /ə daɪm ə ˈdʌzən/
"a dime a dozen" picture
1.

多的是, 不值钱

very common and of no particular value

:
Good ideas are a dime a dozen, but execution is key.
好主意多的是,但执行才是关键。
In this city, coffee shops are a dime a dozen.
在这个城市,咖啡馆多如牛毛