5swiss ball sit-up This is more challenging than a normal sit-up because the instability of the ball forces the core muscles to work harder.
5健身球仰卧起坐该动作比普通的仰卧起坐更具挑战性。因为健身球自身所具备的不稳定性迫使肌肉工作的压力加大。
If all goes well, 6, 000 navy blue, three-speed, sit-up-and-beg bikes with an inbuilt lighting system will be whizzing around the capital's streets next summer.
如果一切顺利，明年夏天将有6000辆有内置照明系统的深蓝色三速折叠式自行车呼啸在伦敦的大街小巷。
She started to sit up, grimaced, and sank back weakly against the pillow.
她开始坐起来，痛苦地皱着脸，又虚弱地靠回到枕头上。
I'll make him eat from my hand, and sit up, and do all sorts of things.
我要亲手喂他东西吃，让他坐起来，做各种各样的事情。
Grandmother can wrap herself up now and will not have to sit shivering in a corner.
奶奶现在可以把自己裹起来了，不必坐在角落里瑟瑟发抖。
When you feel stressed out, you can also try to sit up straight or stand tall.
当你感到压力大的时候，你也可以试着坐直或站直。
The first draft will appear on the page only if you stop avoiding the inevitable and sit, stand up, or lie down to write.
只有当你不再回避不可避免的事情，而是坐着、站着或躺着写作时，初稿才能跃然纸上。
In the morning, I just sit in comfort and read the papers to catch up with the news.
早上，我只是舒适地坐着读报纸，了解新闻。
He likes that he can sit and check his phone in peace or chat up the barkeeper.
他喜欢安静地坐着看手机，或者和酒保闲聊。
Make sure you sit up and look the interviewer in the eye.
一定要坐直，直视面试官的眼睛。
They learn to roll over, support their heads, and even sit up while being held.
他们学会翻身、支撑头部，甚至在被抱着的时候坐起来。
Some simply sit up or stand in bed or act like they're awake when, in fact, they're asleep!
有些人只是从床上坐起或站起，或者行为举止像是醒着，而实际上他们是睡着的！
My mother shouted at me "Get up immediately! You have young legs and you don't need to sit down."
我妈妈对我喊道：“马上起来！你的腿年轻有力，不需要坐下。”
"It's not enough to just sit up straight if your core muscles are weak," said Dr. Praveen Mummaneni.
普拉文·莫曼奈尼博士说：“如果你的核心肌群比较虚弱，那么仅仅坐直是不够的。”
What made Madeleine sit up in bed was something closer to the reason she read books in the first place and had always loved them.
真正让玛德琳在床上坐起来的原因，正是她当初之所以读书，并始终爱书的最根本原因。
Two nights later, I sit up in bed at 3am and write the entire synopsis of my second book down, without worrying about whether it will get published.
第三个晚上，半夜3点钟，我坐在床上完完整整地写下了第二本书的大纲，不再去担心它是否会出版。
His roommate was allowed to sit up in bed because some medical instruments would take some liquid out of his lung every afternoon.
同室病友在治疗中，每天下午，将有仪器从他肺中抽取液体，因此，他被允许坐在床上。
Show them that inequality has bad results, and they are likelier to sit up and listen.
只有给他们展示出不平等导致的不良后果，他们才更有可能端坐着，洗耳恭听。
The patient was very tired when he returned from the ride, so much so that he could not sit up.
病人坐车回家时非常疲倦，疲倦得甚至不能坐起来。
The female can sit up at a 90 degree angle, lean forward towards him (if their weight allows it) or lean backwards and place her hands on the floor for support.
此时，女生可以坐直或向前俯身或向后仰体，可以用手撑住地板。
You'll spend an unmentionable number of hours, and sit up late at night coding when you really should go to bed.
你将会花费难以数清的时间，并且，还要做在电脑前面编码到很晚，直到你不得不睡觉为止。
The NIC report has made people sit up because it comes from the heart of the US security establishment.
美国国家情报委员会的报告令人警醒，因为它来自美国安全部门的核心。
German critics sit up when they hear critics in France or England praising German movies.
当听到法国或者英国对于德国电影的赞誉，德国影评人也高兴得坐不住了。
A voice that told me when to sit up straight and pay attention because an important part of the book is coming up.
心灵之声告诉我什么时候坐直，集中注意力，因为书中重要的一部分将要出现了。
So when she very publicly bemoans the lack of women reaching the higher echelons of the scientific establishment, people tend to sit up and take notice.
所以，她公开表示对很少有女性爬到科学机构的较高阶层感到非常惋惜，人们自然刮目相看。
You may bring me a little soup now, and some milk with a little port in it and — no; bring me a hand-mirror first, and then pack some pillows about me, and I will sit up and watch you cook.
你给我喝点汤吧，再来点牛奶，稍放一点波尔图葡萄酒——不，先给我拿面小镜子来，弄几个枕头垫在我身边，我要坐起来看你做菜。
Once Grace has checked out the link transmitters, she and Josh go straight to the chairs. Outside, at the ship, their avatars blink and sit up.
待格蕾丝检查完链接传输装置后她和杰克就直奔链接单元.外面飞机里他们的阿凡达眨着眼睛坐起来.他们走出参孙直升机 站着呼吸山上寒冷的空气。
You don't have to jump out of bed (unless your alarm clock is on the other side of the room) but you do need to sit up in bed as soon as you wake up.
你不必立马起床(除非闹钟在房间的另一边)，但醒后你得尽快坐起来。
You don't have to jump out of bed (unless your alarm clock is on the other side of the room) but you do need to sit up in bed as soon as you wake up.
你不必立马起床(除非闹钟在房间的另一边)，但醒后你得尽快坐起来。
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