double up

1. PHRASAL VERB-ERG (因大笑、剧痛等)（使）弯腰，（使）弓身
   If something doubles you up, or if you double up, you bend your body quickly or violently, for example because you are laughing a lot or because you are feeling a lot of pain.
   1. ...a savage blow in the crutch which doubled him up...
      对他下身凶狠的一击疼得他直不起腰
   2. They laugh so hard they double up with laughter.
      他们捧腹大笑，直不起身来。
   3. Double over means the same as double up .
      
   4. Everyone was doubled over in laughter.
      每个人都笑弯了腰。
2. See also: double

1. They laugh so hard they double up with laughter.
   他们捧腹大笑，直不起身来。
2. The carpet is too thick to double up.
   地毯太厚，折不起来。
3. Chen double up with laughter as we attempted collectively to say'thank you'and'good-bye'in Chinese.
   我们甚至还让陈太太开怀大笑起来，我们尝试一起用中文说“谢谢”和“再见”。
4. The rug won't double up.
   这条地毯卷不起来。
5. We shall have to double up the sheets to get them in the drawer.
   我们得把这些被单折叠起来才能放进抽屉里。
6. The individual tents that double up as cloaks are used a mattresses and the greatcoats are the blankets.
   单独的帐篷被两两拼起来当作通铺的床垫而军大衣就是毯子。
7. There is not enough room, so some of the guest have to double up.
   由於房间不够，一些客人只好同住一间屋。
8. And now we get the p orbitals, remember we want to fill up1 orbital at a time before we double up, so we'll put one in the2 p x, then one in the2 p z, and then one in the2 p y.
   我们到了p轨道，记住在双倍填充之前，我们想要每次填充至一个轨道，所以我们在2px填充一个然后2pz填充一个，然后2py填充一个。
9. At this point, we have no other choice but to double up before going to the next energy level, 2px so we'll put a second one in the2 p x.
   在这点上我们没有其他选择，而只有双倍填充，在到下一个能级之前，所以我们放入第二个电子至。
10. To finish the wall by Friday we'll have to double up on the number of bricklayers.
    为了在星期五前完成这堵墙，我们只得加倍增加砌砖工人的人数。
11. If you run20 miles now, and want to double up, it will only take you about two months.
    如果您现在每周跑20英里，打算翻一番，您需要花费2个月时间。
12. Tens of thousands of families were forced to double up in homes and apartments.
    多少万家庭被迫和别人挤住在一间住宅或公寓内。
13. Penn State fans can double up on their Joe at breakfast.
    宾国球迷也对自己的双重宇宙早餐。
14. Funny thing is that when you say it on the stage half the audience double up.
    令人可笑的是，当你在舞台上讲这番话时一半的听众笑弯了腰。
15. Jeff: If you were smart you would celebrate both new years so you could double up on the number of parties.
    杰夫：你聪明你就会庆祝两个新年，你就可以参加双倍的派对！
16. And if you have dry skin, a sunburn, or eczema, leave out the salt and double up the sugar.
    如果你有干性皮肤，被太阳晒伤或是有湿疹就不要使用盐，只要把糖加倍就好。
17. The hat is made of bamboo you can't double up it.
    这帽子是竹子编的，不能折叠。
18. You two will have to double up tonight.
    今晚你们俩得住在一个房间了。
19. When relatives came for a visit, Ann had to double up with her sister.
    亲属来访时安不得不同她妹妹住一房。
20. If we crowd the court strong side, then we can double up on the ball handler on the wing, block the passing lanes to both the post and the top of the key.
    认为可以把人员集中在对手进攻的最强侧，对球场一端的持球人进行包夹，并阻断他给低位和弧顶位置的传球路线。
21. Americans have a choice between a man with modest ambitions and someone determined to double up on the fiscal and financial policies of the pre-crisis era.
    美国人面临两个选择：一位候选人没有很大野心；另一位候选人决心以双倍力度推行危机前的财政和金融政策。
22. Downstairs, the entrance hall leads into a formal dining room and a kitchen that appears to double up as an office.
    楼下，门厅通往一间非常正式的餐厅和一个有办公室两倍大的厨房。
23. In some large cities, many couples have to double up in one tiny apartment because of the housing shortage.
    在一些大都市里，因住房紧张，许多对夫妇不得不挤在一套小公寓里。
24. But Mr. Obama is not being asked to double up; just to stick to a decent plan.
    但是，人们并没有要求奥巴马把赌注加倍，只是要他坚持一项得体的计划。
25. Only Harry and Ron own brooms, so that would mean that Hermione would have to double up with one of them, which no matter what, would be uncomfortable.
    只有哈利和罗恩有扫帚，这就是说赫敏需要和其中一人共乘一把扫帚，那至少是不够舒适的。
26. I'm telling you, they double up, too.
    我告诉你，他们也加倍了。
27. We've only one room left: you'll have to double up with peter.
    我们只馀一个房间，你只好和彼得合住一处了。
28. Double up on a couple of the items& have an extra slice of pizza or two containers of yogurt.
    双一对夫妇的项目有一个额外的比萨片或两个集装箱的酸奶。
29. Money management to keep bets small on iffy hands and double up on strong hands.
    理，在牌不好时下较小的注，而在牌好时加倍下注。
30. Would you double up the paper for me?
    你替我把纸对折起来好吗？

verb

1. stake winnings from one bet on a subsequent wager

   Synonym:    parlay

2. bend over or curl up, usually with laughter or pain
   1. He doubled and vomited violently

   Synonym:    double overdouble

3. share a room or a bed designed for only one person