Photons have no mass—they are weightless.

Dont be afraid to learn. Knowledge is weightless, a treasure you can always carry easily.

不要害怕去学习, 因为知识是没有重量, 可以轻便的随身携带的财富.

Knowledge is weightless, a treasure you can always carry easily.

知识不是负担, 它是你可以始终轻松携带的财富.

Don't be afraid to learn. Knowledge is weightless.

不要惧怕学习, 知识是没有重量的.

Don't be to learn . Knowledge is weightless, a treasure always carry easily.

不要忘了, 一个人最大的情感需求就是感觉被重视.

These creatures may have been virtually weightless in water.

很可能这些生物那时在水中几乎没有什么重量.

I'm mile high feeling weightless off the ground.

我英里高离地面失重的感觉.

Their hands come together, fingers twining, as they float weightlessly, as if between worlds.

他们的手牵在了一起, 手指缠绕着.他们在水中自由地漂浮着, 仿佛连接了两个世界.

I cheered up immediately and floated weightlessly around in our spaceship cabin.

我立刻欢呼起来,身体失重在宇宙飞船中到处飘来飘去.

To apply engineering Methods : To the study of astronaut adaptation to weightlessness.

应用 工程方法 于宇航员在无重状态下的适应性研究.

Astronauts in flight must adjust themselves to weightlessness.

宇航员在飞行中必须适应失重.

In weightlessness, a drop of liquid takes a spherical shape.

在失重状态下, 一滴液体呈球形.

Objective To study the effects of short-term simulated weightlessness on human vectorcardiogram ( VCG ).

目的探讨短期-6°头低位卧床模拟失重对人心电向量图 ( vectorcardiogram,VCG ) 的影响.

Objectives : To investigate the microflora in rats gastrointestinal under simulated weightlessness.

目的: 研究模拟失重条件下大鼠肠道菌群变化情况.

It tested instruments for controlling a vehicle in the weightlessness of space.

试验了在太空失重状态下操纵航天器的仪器.

It is a condition of weightlessness.

就是处于一种失重状态.

If you travel into space in a spaceship, you must adjust ( yourself ) to weightlessness.

如果你乘航天飞船进入太空, 你必须调整自己,以适应失重状态.

Objective To confirm the tail-suspended rat model for the study of countermeasures against weightlessness.

目的确定中长期失重防护措施研究的模拟失重动物模型.

What are the individual qualities that a weightlifter requires?

举重运动员需要具备哪些素质?

A weightlifter requires strength, stamina, flexibility, balance, coordination and determination.

举重运动员需要具有力量 、 耐力 、 柔韧 、 平衡 、 协调和毅力等项素质.

Weightlifting consists of two movements executed in a standard order: first the snatch andclean and jerk.

举重包括两个按标准顺序执行的动作: 抓起,平衡并举起.