重点讲解：
1. all around
到处；四处；
eg. Sounds of singing were heard from all around.
歌声四起zc-aiOQFb6%E。
eg. Every year thousands of tourists from all around the world visit Cancun.
每年有数千名来自全球各地的游客来坎昆旅游+J-K9Tvz(bdk@sie6l。
2. make it
（及时）到达（尤指来得及做某事）；
eg. So you did make it to America, after all.
那么，你终究还是成功地来到了美国S7-W6r@w7PdW7~v。
eg. Leonard made a rapid calculation: he'd never make it in time.
伦纳德快速盘算了一下：他肯定赶不上了RJ[.lsP;J.。
3. build up
（使）积聚；（使）逐渐增加；
eg. We first have to build up our reserves of manpower.
我们首先得加强人力储备w;p71sbb~i;K9r3S。
eg. Don't let your resentment build up.
别让你的怨恨郁积起来gnQwd%yo(5.HC~。