1. shy 不足的，缺乏的

We're only £100 shy of the total amount.

我们离总数只差100英镑了。

He won the championship with a score three points shy of a world record.

他获得了冠军，所获分数离世界纪录只差3分。

2. save 免去，避免

You can probably save wearing your new "I Heart NY" hat until you're back home.

那顶“I Heart NY”的新帽子你最好别戴了吧，等回家之后再戴。

I'll lend you a bag for your trip - it'll save you buying one specially.

你旅行时我借你个包吧，这样你就不用特地买一个了