✔ 最佳答案
The astronaut can only eat the space food , the majority is a vacuum can. There can not be too many weight and there is few kind , the can is apt to collect and can have been preserved for a long time.
The astronaut will carry on special sports every day, strongly fragrant in the ship under-deck can't consume surplus energy to move at all, and does not do the sports meeting to bring the serious consequence - -Amyotrophy . So they need to pinion the body with the rope, the purpose is to lead to the effect of force of gravity, then run on the race apparatus , can prevent the amyotrophy .
When the astronaut sleeps, will tie the sleeping bag on wall , and will stretch all the whole body (except head ) into the sleeping bag .
Because there is no relation of the force of gravity, the toilet needs to hold the urine immediately, then change it into the solid to collect , just deal with after going back to the earth. They can't wash and dress and have a bath with water because the liquid wave freely in the cabin , wayward.