astronauts sleep well? Do they watch TV? What do they eat? Let's learn something about their life... station. They swim in the air like fish in water.What do they eat? 太空饮食Do astronauts eat pizza ……

奇妙的太空生活
they sleep well? 睡得香吗？Sleeping in space is very different. You can sleep in the air. 飘在空中睡觉的感觉非常奇妙。空间站90...Dino has a dream2. He wants to be an astronaut3. 但是宇航员在太空的生活是什么样子呢？Do they sleep well? Do ……

Can I sleep up in the air? Yes. 由荷兰设计师设计的这张“悬浮床”通过磁力作用，漂浮在半空中。Climb up. Have a good dream! ……

in the air for months without landing (降落) on the ground. They can fly about 800 km in a day and circle (绕行) Earth in 46 days! They sometimes even sleep while flying.The albatross (信天翁) is one of the largest ……

air from getting into the stomach.When you sleep at your desk, however, the air travels differently....When you sleep at your desk, however, the air travels differently. Because your neck is bent (弯曲 ……

.Or they may let the food stay in the air. Then theyfloat(漂) to the food and get it with their mouths... trouble. Bits of food that stay in the air can go into astronauts' noses when they'rebreathing(呼吸 ……

on sunny days. Melatonin helps us sleep more easily. Also, wet air on rainy days helps us relax. Don&rsquo...素) on rainy days than on sunny days. Melatonin helps us sleep more easily. Also, wet air on rainy ……

睡在水上是一种怎样的体验？Tents are usually built on the ground. But the Shoal Tent lets you sleep just about... just need to fill it with air. When completely filled, it can stand up to high winds. With a size ……

-comfortable but free sleep last week. The university opened its sport stadium and provided 500 beds to parents who accompanied their children to school. The "bedroom" was air-conditioned and guarded ……

900 meters above ground. Hey, how’s the air up there? Sleep tight! 21ST ……

How long do cats sleep? they sleep about 16 hours a day. ……

炎炎夏日，动物解暑有妙招！Summer is really hot. Fans (风扇) and air conditioners (空调) keep us cool. But what can... to stay in water.Some animals like to sleep in summer. They usually find a cool place to sleep ……

that stops air from getting into the stomach. It’s like a small lid (盖子).When you sleep at your desk... all the air out. This is why you burp.When you sleep at your desk, however, the air travels ……

Dolphins sleep with one eye open! ……

Dolphins sleep with one eye open! ……