You don't even have a spare set.

你连替换的都没有。

I lost my car keys. I need the spare set.

我的车钥匙丢了 我需要你那份备用的。

Are you kidding me? You were born 16. You know, we wouldn't be having this problem if you hadn't lost the spare set.

你开啥玩笑？你生来就十六岁了。你知道吗，要是你没弄丢备用钥匙，咱们现在也不至于这样。

Families who'd never before had any money beyond what they needed just to survive found they could go shopping for small luxuries: a comb or a mirror, a spare set of underwear, a pillow, some thicker boots or a towel.

梳子或镜子、 额外的内衣、枕头、厚靴或毛巾。