We'll have to double up on books; there aren't enough to go around.
因为书不够人手一册，我们只好合用了。
They only have one room left: you'll have to double up with Peter.
他们只剩下一个房间，你只好与彼得合住了。
The lids of the casserole dishes are designed to double up as baking dishes.
这些砂锅盖子的设计使它们可以兼作烤盘。
Tom and Bill will double up in room 20.
汤姆和比尔住二十号房间。
The carpet is too thick to double up.
地毯太厚，折不起来。
The carpet is too thick to double up.
这地毯太厚没法折叠。
This carpet is too thick to double up.
这地毯太厚，叠不起来。
I shall have to double up the rug to put it in the cabinet.
我必须把地毯折起来才能收到柜里去。
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。
We'll share hotel rooms to save money. Tom and Bill will double up in room 20.
我们要俩人住一屋好省点钱。汤姆和比尔住二十号房间。
Because of the housing shortage many couples had to double up in one tiny apartment.
由于住房紧张，许多对夫妻只好挤在一栋小公寓里。
If you were smart, you would celebrate both new years so you could double up on the number of parties.
如果你聪明你就会庆祝两个新年，这样你就可以参加双倍的派对！
Jeff: If you were smart you would celebrate both new years so you could double up on the number of parties.
杰夫：如果你聪明你就会庆祝两个新年，这样你就可以参加双倍的派对！
Tagging: Hit the double up-arrow at the bottom of the post window (or press “F2″) and a range of other options will open up, including a tagging field.
标签云集： 点击发表栏底部的双向上箭头（或者按F2）之后将会出现一个新的选项区域，标签设置栏就在这里。
Most of us have experienced that excruciating pain when our calf muscles double up into a know. We rub the calf like mad and the pain gradually eases.
当我们的腿肚子抽筋时，我们大多都会感受到那种剧烈的疼痛。我们使劲地搓腿肚子，疼痛就会慢慢消失。
The report found that the recession was forcing hard-pressed Americans — particularly the young — to double up in households with relatives and friends.
此报告发现，目前的衰退正迫使那些处于困境中的美国人——特别是年轻人——和其亲戚朋友合住。
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。
The book also proposes cost-effective, hazard-specific infrastructure: for example, schools that double up as cyclone shelters or roadways that double up as drains.
该书还建议提供有成本效益的、针对具体灾害的基础设施，例如可以用作飓风避难场所的学校或可以用作排水通道的道路。
If the company is printing mostly flags, they can use the grand-format textile printer to double up on the print orders, meaning they can print three to four times faster than smaller machines.
如果公司主要是喷印旗帜，那么他们可以使用宽幅织物喷印机使得订单翻倍，这意味着它们比小型设备的喷印速度快三到四倍。
If the company is printing mostly flags, they can use the grand-format textile printer to double up on the print orders, meaning they can print three to four times faster than smaller machines.
如果公司主要是喷印旗帜，那么他们可以使用宽幅织物喷印机使得订单翻倍，这意味着它们比小型设备的喷印速度快三到四倍。
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