太空中洗漱按照地面上的通常刷牙方式是取出牙刷,挤上牙膏,然后漱口……而在太空,宇航员使用这种方法就行不通了。因为它很难控制水不飘浮,所以,苏联宇航员是用湿毛巾刷牙,在手指头上缠 Wash in space Follow the usual brushing methods on the ground to remove a toothbrush, squeeze a toothpaste, and gargle ... ... In space, astronauts use this method will not work. Because it is difficult to control the water does not float, so the Soviet astronauts brush their teeth with a wet towel wrapped around the fingers