你必须全力以赴，最大限度地去努力。如果你这么做，并且保持乐观，你就会看见乌云背后的幸福线。You have to do everything you can. You have to work your hardest. And if you do, if you stay positive, then you have a shot at a silver lining.嘲笑声的背后潜伏着一种越来越强烈的不安。Behind the m...
He carried his books in his school satchel.他用书包携带课本.He carefully balanced the satchel so that its contents would not spill out onto the floor.他仔细地把小背包放好，不让里面的东西掉到地板上。To be sure, his hand satchel.手提包肯定行!...