重点讲解：
1. get lost
滚开；走开；
eg. Get lost! Let me read this book in peace!
走开！让我安静地看这本书！
eg. You bet he'd give me a down payment to get lost.
他肯定会付我头期款要我滚蛋的。
2. leave sb. alone
听…自便；随…去；不打扰；
eg. Let's go and leave him alone to sober up.
咱们走吧，让他一个人清醒一下。
eg. Sarah hoped he'd take the hint and leave her alone.
萨拉希望他能明白她的意思，不来打扰她。
3. mean to do sth.
有意；故意做某事；
eg. I didn't mean to hurt you.
我无意伤害你。
eg. I didn't mean to startle you.
我不是存心要吓唬你。
4. be tired of sth.
厌烦的；厌倦的；
eg. I am tired of all the speculation.
我厌烦了所有的推测。
eg. I was tired of being a bookkeeper.
我厌倦了当簿记员。
5. on one's own
单独地；独自地；独立地；依靠自己地；
eg. From now on you can work on your own.
你从现在起可以独立工作了。
eg. He never joins with us; he always plays on his own.
他从不和我们在一起，他总是自己单独玩。
6. upside and down
倒置地；颠倒过来；
eg. The painting was hung upside down.
油画挂倒了。
eg. He turned the glass upside down.
他将玻璃杯子倒置。
