be a steal
US /bi ə stiːl/
UK /bi ə stiːl/

成語
1.
非常便宜, 物超所值
to be very cheap or a bargain
範例:
•
At half price, this laptop is a steal!
半價,這台筆記型電腦簡直是白菜價!
•
I bought these shoes for only $20; they were a steal.
我只花了20美元買了這雙鞋;它們簡直是白撿的。
在 Lingoland 學習這個單詞