◆the grass is greener (on the other side of the fence)草是那边的绿；这山望着那山高
He was very happy with us but wanted to see if the grass was greener elsewhere.他对我们很满意, 但还是想看看别处是否更好。
People always think that the grass is greener on the other side of the fence.人们总是这山望着那山高。