weightlessness

英 [ˈweɪtlɪsnɪs]

美 [ˈweɪtləsnəs]

n.  失重；无重状态

医学化学

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.
  1. Photons have no mass—they are weightless.
     光子没有质量——它们是无重的。
  2. ...weightless silk curtains.
     轻柔的丝质窗帘
• 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.
  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。

英英释义

noun

• the property of being comparatively small in weight
  1. the lightness of balsa wood
  Synonym:lightness

双语例句

• For this project, a new residence and state function room for the Irish Prime Minister, the objective was to create a weightlessness, freedom from the stress of public life.
  对于这个项目，一个新的居住和爱尔兰总理状态函数空间，其目标是创建一个失重状态，从公共生活压力的自由。
• It also tested the effect of weightlessness on living creatures.
  飞行还试验了失重对生物的影响。
• 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？
• For the first time, a rocket unit was fired under weightlessness.
  这是火箭单元首次在失重状态下点火。
• Yes, but weightlessness and zero gravity are two different things.
  是的，但失重和零重力是两件不同的事。
• 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。
• 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。
• Objective To study the effects of simulated weightlessness on learning and memory capability of the brain.
  目的研究大鼠尾部悬吊模拟失重对脑学习记忆能力的影响。
• 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。
• 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