LIGHT/NOT HEAVYsomething that is weightless seems to have no weight, especially when it is floating in space or water 〔尤指在太空或水中〕失重的;没有重量的
—weightlessness noun [uncountableU]
Examples from the Corpus
weightless• Astronauts have problems moving around in the spacecraft because they are virtually weightless.• Suddenly, for the first time since Eno, it's hip to be weightless.• They are goldenboys, about 17 or 18, and apparently weightless.• She felt weightless as they pitched into empty air.• But would any be psychologically or physically fit enough to spend two or three years in a weightlessbox?• They come from a weightlessenvironment.• This is how weightless I feel right now.• I felt weightless, light as a balletdancer.• Gravity returned, though briefly, to the weightless world of the control deck.