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。
You should be able to move your hands between the backpack and your back.
你应该能够在背包和背部之间移动你的手。
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。
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。
近义
n.双肩背包，背包；远足用的背包
pack
knapsack
词根词缀点击查看backpack词根词缀
真题
中考真题
考纲分布
96%
cn. 背包; 旅行包
5%
v. 背包旅行
考纲释义
cn. 背包; 旅行包
真题例句
Most backpacks are produced from different materials.
大多数背包由不同的材料制成。
[2021 绵阳市卷 语法填空]
It's in your backpack.
它在你的背包里。
[2019 兰州卷 听力]
The right way to wear a backpack.
正确的背包方式。
[2019 连云港卷 阅读理解]
v. 背包旅行
真题例句
A Backpacking Experience.
背包旅行的经历。
[2021 湖州市卷 阅读理解]
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.
