A heavy backpack forces the muscles and spine to balance the unequal weight.
一个沉重的背包迫使肌肉和脊椎来平衡那些不均的重量。
Remember when lifting a backpack, or anything, to lift using the arms and legs and to bend at the knees.
记住，当提起背包或其他东西时，要用胳膊和腿提起，膝盖弯曲。
I ran downstairs ahead of him to throw my backpack in his old white diesel Mercedes, and there it was: a big, glittery rainbow flag sticker.
我跑下楼越过他，把我的背包扔进他老旧的白色柴油梅赛德斯里，然后我看见：一个巨大、闪闪发光的彩旗贴纸。
A strong wind of dust storms can carry heavy objects, so you should try to stay low, and close to the ground, and protect your head with your arms or a backpack.
强劲的沙尘暴可以卷起重物，所以你应该尽量保持低姿态，靠近地面，并用你的手臂或背包保护你的头部。
Once kids started carrying book bags, that bulky traditional lunch box was hard to fit inside."But you can't just throw a sandwich in a backpack ," Jayasekara says.
一旦孩子们开始背书包，那种笨重的传统午餐盒就很难装进去了。“但你不能只往背包里扔个三明治。”贾阿塞卡拉说。
Their amazing work is a big backpack.
他们惊人的工作成果就是一个大背包。
You can put your phone inside a backpack.
你可以把手机放在背包里。
The backpack is medium-sized and red in colour.
这个背包中等大小，颜色是红色的。
A backpack sends O2 in to let astronauts breathe normally.
一个背包可以输送氧气，让宇航员正常呼吸。
Two high school students from Canada have invented a magic backpack.
两名来自加拿大的高中生发明了一种神奇的背包。
When it is folded, it can be carried on the shoulder as a backpack.
当它折叠起来时，它可以作为一个背包放在肩膀上。
They were inspired (启发) to make the backpack after Pasha's uncle died on the street.
在帕夏的叔叔死在大街上后，他们受到启发制作了这个背包。
This is to inform all the students that a backpack has been found in the school playground.
特此通知所有学生，在学校操场上发现了一个背包。
When Alice's uncle took out some stones from her backpack, she thought her uncle had found better stones.
当爱丽丝的叔叔从她的背包里拿出一些石头时，她以为叔叔找到了更好的石头。
During the hot summer months, the backpack can be turned over so that the space blanket is on its top.
在炎热的夏季，背包可以翻转，这样太空毯就在它的顶部。
One thing that's important when you're backpacking is to make sure you carry only basic needs, so your backpack isn't too heavy.
当你背包旅行时，有一件事很重要，那就是确保你只带基本需求品，这样你的背包就不会太重。
At that moment, he found himself in a hopeless situation—the backpack with food and water was swept away by the sandstorm.
就在这时，他发现自己陷入了绝望的境地——装着食物和水的背包被沙尘暴卷走了。
After we returned to the hotel late in the afternoon, my 7-year-old son Ponder realised that nowhere could he find his backpack, which contained his Gameboy and his watch.
下午晚些时候我们回到酒店后，我7岁的儿子庞德发现他的背包不见了，里面装着他的游戏机和手表。
Our dinner reservation was at a restaurant just on the other side of the bridge, so I promised him that we would not only search the area around the fountain when we went back for dinner, but we would also find the police and ask them if the backpack had been turned in.
我们预订的晚餐就在桥对面的一家餐馆，所以我向他承诺，我们回去吃晚饭时，不仅要搜查喷泉周围的区域，而且还要找警察，问他们有没有人上交背包。
When disassembled it fits into a backpack.
拆卸后可以放入背包。
When Ferguson catches Michael and Lincoln, they give him the backpack.
费格森赶上了迈可和林肯，迈可将背包递给了他。
SEIL backpack by Lee Myung Su USES LED lights to display traffic signals.
(韩国设计师，官网在此)设计的SEIL背包利用LED灯来显示交通信号。
One man's backpack kept the doors from closing. The seconds ticked by.
很快空电梯返回了，欧登和其他人挤进电梯，这时一个人的背包卡住了电梯门几秒钟。
But, seeing as I couldn't find my backpack, trying was easier said than done.
但是，努力说起来容易，做起来难。你瞧，我竟然找不到我的书包了！
They’ve all been beautiful trips, and I’ve never taken more than a small backpack.
这些都是很美妙的旅行，而我从没有准备一个小小的背包。
They've all been beautiful trips, and I've never taken more than a small backpack.
这些都是很美妙的旅行，而我从没有准备一个小小的背包。
With her too-big backpack and her hair neatly combed, she looked very grown up.
书包过大，头发梳理整齐，她看起来很长大了。
But, as I heaved my backpack onto the Moscow-bound sleeper, my optimism stayed in Cologne.
但是当我把背包放上了驶往莫斯科的卧铺车厢时，我的好心情似乎留在了科隆。
But, as I heaved my backpack onto the Moscow-bound sleeper, my optimism stayed in Cologne.
但是当我把背包放上了驶往莫斯科的卧铺车厢时，我的好心情似乎留在了科隆。
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