重点讲解：
1. hang in there
坚持下去；别泄气；
eg. No matter how long it takes, just hang in there.
不管这事花多长时间，都要坚持下去。
eg. I feel that everything should work itself out so just be patient and hang in there.
我想事情总会得到解决的，因此耐心些，坚持下去。
2. not much of a +sth.
不太好的；称不上…的；
eg. It hasn't been much of a holiday.
这简直不像是假日。
eg. It's not much of a career, you may think.
你可能想这根本算不上是一份职业。
3. a hell of
（表示强调）极好，极坏，极大；
eg. It's a hell of a bind.
这件事讨厌透了。
eg. It's a hell of a long way.
路远极了。
4. come full circle
兜了一圈回到原地；循环；
eg. We've come full circle and dark-blue jeans are once again the height of style.
风水轮流转，时下最流行的又是深蓝色牛仔裤了。
eg. It will be a waste of time. You will come full circle.
那将是浪费时间。你会回到原处，一事无成。
5. screw around
胡闹；鬼混；闲逛；不作正经事；
eg. If you screw around all day at this work, you will have to come back again.
例句：如果你整天只会胡搞不把这事情做好，你将来还是得回来完成它的。
eg. We don't have time to screw around. We have a deadline to meet.
我们没时间混了，我们要赶最后的期限。
6. throw away
错过，浪费（机会、优势或好处）；抛弃；丢弃；
eg. Don't throw away your advantages.
不要放弃你的有利条件。
eg. Your life is too valuable to throw away.
你的生命非常宝贵，不要随便浪费。