What you lose on the swings you get back on the roundabouts
What you lose on the swings you get back on the roundabouts是什么意思、What you lose on the swings you get back on the roundabouts怎么读
失之东隅收之桑榆
What you lose on the swings you get back on the roundabouts汉语翻译
失之东隅收之桑榆