More importantly, scientists are already queuing for seats on these low-gravity space-flight services so they can collect data during a few minutes of weightlessness.

更重要的是，科学家们已经在排队争取这些低重力太空飞行服务的座位了，这样他们就可以在几分钟的失重状态下收集数据。

youdao

He was struggling to find the right equations that would describe his new concept of gravity, ones that would define how objects move through space and how space is curved by objects.

他一直在努力寻找合适的方程来描述他的新引力概念，这些方程将定义物体如何在空间中移动，以及物体是如何扭曲空间的。

youdao

youdao

Imagine that this is in outer space where there is no gravity for now.

就假设现在这是在没有重力的外太空

耶鲁公开课 - 基础物理课程节选

This will allow people to experience artificial gravity in space, which may be important for long-term missions to places such as Mars.

ECONOMIST: A plan to overhaul America��s space agency is long overdue

In the zero gravity of space, we could manufacture in 30 days lifesaving medicines it would take 30 years to make on Earth.

CNN: State of the Union Address

Albert Einstein published his theory of general relativity in 1916, offering a description of gravity, space and time that transformed how scientists understand the physical laws governing the known universe.

WSJ: Researchers Spent $750 million��and 52 Years��Affirming Theory of Relativity