重点讲解：
1. apply to
适用；适合；
eg. His study habits don't apply to you.
他的学习习惯不适合你。
eg. This rule applies to freshmen only.
这条规则只适用于大学一年级学生。
2. a number of
许多的；大量；
eg. I have a number of important things to do today.
今天我有许多重要事情要做。
eg. John has a number of nagging worries.
约翰有不少牵肠挂肚的心事。
3. short of
短缺的；不足的；
eg. The proposal is all right in itself, but we are short of fund now.
这个提案本身很好，可我们目前缺少资金。
eg. He had been short of exercise for a long time.
他长期缺乏锻炼。
4. have an impact on sth.
影响；作用；
eg. He said that there was no evidence yet that trying to slow down mealtimes for children would have an impact on future obesity rates.
他认为还没有证据表明儿童减缓吃饭速度会影响未来肥胖症的发生。
eg. Analysts said the move was not unexpected, and would have little impact on the day-to-day running of the company.
有人分析此举并不出乎意料，并且这对公司的日常运行不会造成什么影响。
5. or anything
或其他什么的；诸如此类；
eg. Listen, if you talk to him or anything make sure you let us know, will you.
听着，如果你和他说话或什么的，一定要让我们知道，好吗？
eg. He didn't cry or scream or anything.
他没哭也没喊，什么事也没有。
