weightlessness
英 [ˈweɪtlɪsnɪs]
美 [ˈweɪtləsnəs]
n. 失重；无重状态
BNC.37075 / COCA.22320
柯林斯词典
- ADJ-GRADED 无重量的;轻的
Something that isweightlessweighs nothing or seems to weigh nothing.- Photons have no mass—they are weightless.
光子没有质量——它们是无重的。 - ...weightless silk curtains.
轻柔的丝质窗帘
- Photons have no mass—they are weightless.
- ADJ 失重的
A person or object isweightlesswhen they are in space and the earth's gravity does not affect them, so that they float around.- 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。
- Helen described life in a weightless environment during her period in space.
英英释义
noun
- the property of being comparatively small in weight
- the lightness of balsa wood
双语例句
- Effects of Conditioned Medium of Osteocytes Subjected to Simulated Weightlessness on Activity of Osteoblasts
模拟失重骨细胞条件培养基对成骨细胞活性的影响 - Explain the short-term and long-term physiological consequences of weightlessness.
解释长期和短期无重状态下的生理学影响。 - Conclusion four weeks of stimulated weightlessness can lead to osteoporosis in acantha and feurar but has no distinct effect on mandible.
结论4周模拟失重可以引起脊椎骨股骨的骨质疏松，但是对下颌骨没有明显的影响。 - The astronauts soon got used to the condition of weightlessness.
太空人很快就习惯了失重状态。 - Passengers will get about five minutes of weightlessness, and then glide back down to landing.
乘客们将获得年夜约五分钟的失踪重状况，然后飞船滑翔向下直到着陆。 - Scientists always knew it would not be easy for humans to work in the weightlessness of space.
科学家们历来清楚，人在太空失重状态下工作绝非易事。 - The study took two sets of rats, both of who were subjected to an environment that simulated weightlessness.
实验设置了两组老鼠，都放置于模拟失重的环境中。 - To investigate the changes and its protection of cell apoptosis in pulmonary tissues of tail-suspended rats in simulated weightlessness condition.
研究尾悬吊模拟失重大鼠肺组织细胞凋亡情况的变化及其防护方法。 - Astronauts quite often find that weightlessness makes them feel sick.
宇航员相当经常地感到失重使他们觉得恶心。 - Could people live in the weightlessness of space for that long?
人类在太空失重的条件下能不能生存那样长的时间呢？