C Traveling in space, astronauts(宇航员) have to solve two problems: how to get food and how to keep their spaceship clean. The two questions are the most necessary for living. Astronauts are in a spaceship far from Earth, and they need to take care of everything themselves. They need ...
根据“In space, astronauts have to solve (解决) two problems: How to get food and how to keep their spaceship clean.”可知,宇航员在太空需要保持太空飞船的清洁。故选D。 (2)题详解: 词义猜测题。根据“At first, the astronauts took tubes of semi-liquid (半流质的) food with them into ...
"We will start inhabiting outer space," says Angelo Vermeulen, crew commander of a NASA-funded Mars simulation. "It might take 50 years or it might take 500 years, but it's going to happen." In this charming talk, the TED Senior Fellow describes some of
the sky.Rockets can fly far out into space.They send spacecrafts to the moon.Spacecrafts with men in them have been to the moon.Several spacecrafts without men in them have flown to another planet much farther away than the moon.One day men may be able to go to any places in space. ...
iPhones may have generous storage space, but if you download enough files and apps, you’ll get the dreaded “Storage almost full” message, signaling it’s time to finally clean up your iPhone. Read on to learn how to free up space on your iPhone. Then get a specialized iPhone cleanup...
(半流质的) foodwiththemintospace.Theylooklikethetoothpasteyouusewhenyoubrushyourteeth.Thefooddidnottastegreat,butbecauseastronautsdidnotneedtotakedisheswiththem,theyhadnodishestowash.Today'sspaceshipshave a biggermenu.Astronautscaneatfrombowls.Infact,theytakecereal (谷类食物) andotherfoodswiththem.Thefoods...
Spacemen, who travel on spaceships have to solve two problems: how to get food and how to keep their spaceship clean. They need to solve them in order to stay alive in space for weeks. They are in a spaceship far from Earth,and they need to take care of everything themselves. Here ...
Do you know how to free up space on an iPhone When its storage is full? Maybe you have trouble in this problem, but now you can solve it with 7 approaches.
You need to know your limits I suppose.你得知道自己有多少斤两吧。I can be a power drinker when I want to or I can just have a couple like today.我可以当个豪饮者，也可以像今天这样只喝几杯。Seven or eight pints and go for dinner somewhere.七到八品脱啤酒之后，去某个地方吃饭。Here are...
Closing towards the street and locating the living spaces towards the Pacific Ocean, the house had to have the necessary flexibility so that its users could manage its opening levels. "The entire living space opens up via perpendicular sequences of floor-to-ceiling glazed doors. The living zone...