Flint was doubled up, hanging onto his new broomstick for support.

弗林特笑得直不起腰，用新扫帚支撑着。

People also may want to double up if they plan to be around others for long periods of time indoors or must be in an enclosed area, such as on an airplane.

如果人们计划长时间和他人呆在室内或必须呆在封闭区域（如飞机上），他们也可能也需要多戴几只口罩。

When you walk in, you may see patients doubled up on beds, and you'll see hallways and waiting areas filled with families and their belongings because they've moved to the hospital to be there with their loved ones.

走进医院，大家可能会看到，病床上挤满了病人；你会看到，走廊和候诊区满是家属和行李，因为他们已经搬来医院，与自己爱的人呆在一起。

A jet of silver light hit Malfoy in the stomach and he doubled up, wheezing.

一道银光击了马尔福的肚，他弯下腰，地喘气。

We'll just need to double up on the cotton.

我们只需要把棉加倍就好了。

You double up and use two comparatives in one sentence.

在一个句用两个比较级。

We'll take long shifts and double up.

我们会加班加点 一人两班。

" We could lie doubled up, " said Nibs.

" 我们可以挤在一起睡。" 尖尖说。

" ... it was all ridges and furrows; the balls were live hedgehogs, the mallets live flamingos, and the soldiers had to double themselves up and to stand on their hands and feet, to make the arches."

“… … 到处都是山脊和沟壑；球是活的刺猬，木槌是活的火烈鸟，纸牌兵们不得不弯曲自己，努力用手和脚站立，做成拱门。”

The back seat of a ride, that's where going down the first drop you get the airtime, but if a ride has something like a double up, then you get that front seat airtime as you go into those hills.

在游乐设施的后排座位，在第一次下落时你会有浮空感，但如果游乐设施有像双起伏那样的设计，那么在进入那些坡时，你就会获得前座的浮空感。

" Besides, he could double up four men like you over his knee. Last year he helped our people to bring in the straw; he carried as many as six trusses at once, he is so strong" .

" 要说嘛，像你这样的男人，他一个可以顶四个。 去年，他帮我们的人收麦秆；一趟就扛了六捆，力气真大啊！"

The tunnel was low-ceilinged: they had had to double up to move through it nearly four years previously; now there was nothing for it but to crawl.

隧道的天花板很低，四年前他们不得不低下半个身体来通过，而现在他们除了爬之外也没有别的办法。

Sometimes the kids try to get around TimeSlot, but mostly they learn to double up their time by negotiating with one another.

有时候孩们为了试图逃避TimeSlot的限制，他们通过与他人协商来自己看电视的时间加倍。

So you gotta double up some consonants and then swap out some vowels and then add in some extra stuff for no real reason.

所以我们需要重复某些辅音字母，换掉一些元音，再加上点不知所云的东西。

Since he never weighed more than 100 lbs or 45 kg, James Madison doubles up as the lightest U. S. President in history.

他的体重从来没有超过 100 磅，也就是 45 千克，几乎是美国历史上体重最轻的总统。

Well, either elasticated the rectangle until everyone's in or double up the rows so one lot is on top of the other.

要么是画布有足够弹性，大到每个人都能包进来，要么是把人分成高低两排。

You may want to double up on your English lessons by practicing with the combinations of this very useful word.

你可能想通过练习这个非常有用的单词的组合来加倍你的英语课。

They're doubling up on things or going off at tangents-some sort of group training should sort it out.

要么加倍投资，要么就是没有实质性的进展——团队训练应该能解决这个问题。

For example, if I plan to enter a swimming race, I might want to double up on my training.

例如，如果我计划参加游泳比赛，我可能会想加倍训练。

Some health experts say it is possible that doubling up the masks could help in some situations.

一些卫生专家表示，在某些情况下，戴两只口罩可能会有所帮助。