swings
What you Ivse on the swings, you gain on the roundabouts.
用：指虽说可能在某方面有所失或不成功，但总会在其他方面得到补偿或进展的。相当于汉语说“失之东隅，收之桑榆”。
意：有失必有得;有得也必会有失
例 .I' m disappointed with the price that 1 got for the motorbike but pleased with the price 1 paid for the car-what you lose on the swings, you gain on the
roundabouts.
买摩托车的价钱让我很失望，但买汽车的价钱很使我满意—事情总
是有失必有得啊。
注：常用的是It's alt swings and roundabouts.
system
all syatem go !
用：源自航天术语，用法幽默，指一切准备工作就绪，某行动或计划可立，即开始。
意：好.开始!咱们开始吧!
例：The food is on the table--all systems go!
吃的已经放在桌子上了，开动吧!
