The lemons problem occurs because the seller knows more about the product than the buyer, leading to market failure.
柠檬问题发生的原因是卖家比买家更了解产品,从而导致市场失灵。
晏子春秋
"War is a dark thing, but sometimes it is the only light we have."
I don't think you can ever really know what a film is about until it's finished.
The emotional, sexual, and psychological stereotyping of females begins when the doctor says: It's a girl.