smile at the corners of the mouth can never cover the sorrow comes from your eyes 用中文怎么翻译?

求翻译：Force a smile at the corners of the mouth,but the pain. smile at the corners of the mouth can never cover the sorrow comes from your eyes 用中文怎么翻译? efforts to smile,but pull the pain corners的翻译 怎样译 when you smile,it is because the angels are lifting the corners of your mouth up to heaven I could feel my smile yanking the corners of my mouth up.feel 后面是表语从句还是宾语从句? 是 smile to the life 还是 smile at the life? So smile at the world ang it will smile backSo smile at the world and it will smile back and I could feel my smile yanking the corners of my mouth up.could feel 是can feel的过去时?yanking是什么语法成分?现在分词短语?yanking the corners of my mouth up I love the way you smile at smile at 翻译∶When you smile at the world the world smile back you smile,the world smile at you; you cry,you cry alone.请问. Smile at life,It can make you happy all the she couldn't help ____(smile)at the words. I can smile at the old days 想起那些过去的日子 为什么要用at?smile smile at 还是to smile at each smile at 和smile to的区别