Are those boxes yours
箱子───case;那些───those
The case was full of clothes.───该箱子满是衣服。
The prosecution rests its case.───控方对案情陈述完毕。
He argued his case forcefully.───他雄辩地阐述了他的立场。
In countries that require labels, it is often the case that biotech ingredients are not found in food products.───在要求贴标签的国家里，往往都是在食品不含转基因成分的情况下来贴。
Clean surface can be coated with a little soft cleaning cloth, in the case of gently wipe off the keyboard surface.───清洁表面，可在软布上沾上少许清洁剂，在关机的情况下轻轻擦拭键盘表面。
That's my buffer. . . I wanted to leave a little room in the budget, just in case---it's better to be safe than sorry.───这是我留的备用金…我想在预算里留点余地以防万一—宁愿稳妥免致后悔。
The new evidence weakens the case against her.
In any case, we could halve the benefit.
Keep these papers together in case they are lost.
She gave an accurate account of the case.
I think it's a case of sour grapes.