weightless
英 ['weɪtlɪs]
美['wetləs]
- adj. 失重的；无重量的
英英释意
- 1. 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"