weightless的意思

weightless

英式音标['wetləs]
美式英标['weɪtlɪs]

基本解释

adj. 失重的；无重量的

英文词源

weightless (adj.): "having no weight," 1540s, from weight (n.) + -less. Related: Weightlessly; weightlessness (1867).

实用例句

1. Helen described life in a weightless environment during her period in space.: 海伦描述了她身处太空时失重状态下的生活。

2. Photons have no mass—they are weightless.: 光子没有质量——它们是无重的。

3. Astronauts work in weightless conditions.: 宇航员在失重的条件下工作。

4. Bacterial reproduction is accelerated in weightless space.: 在失重的空间,细菌繁殖加快了.

5. Man is weightless in space.: 人在太空失重.

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