weightless

adj.无重量的；无重力的 副词：weightlessly名词：weightlessness

weightless

Adjective

having little or no weight or apparent gravitational pull; light;

"floating freely in a weightless condition"
"a baby bat...fluffy and weightless as a moth"
"jackets made of a weightless polyester fabric"

weightless例句

用作形容词(adj.)

Knowledge is weightless, a treasure you can always carry easily.
知识是一种无重的、可以轻易携带的珍宝。

Man is weightless in space.
人在太空失重。

We feel weightless when the elevator descends.
当电梯下降时，我们会感到失重。

weightless近义词

light aerial feathery insubstantial ethereal airy floaty weighty