Not to brag, but I'm an astronaut, so I've been weightless before.

不是吹牛 但我是宇航員 以前體驗過失重

You are completely relaxed and are becoming weightless.

你完全放松了 身子變得輕飄飄的

You don't want to float weightless in an airplane.

你才不想在飛機里失重漂浮呢

Every cell in your body is floating, weightless.

你身體中每一個細胞都將飄起 變輕

How weightless this all feels, even the gigantic dome.

這一切看起來都輕靈極了 即便是巨大的穹頂石也不例外

Of course, deterioration like this, he would have had to be weightless for some time.

但這么嚴重的肌退化 是要失重很久才會發生的

Against my expectations, the stylus demonstrated the properties of weightlessness.

與我所預估的不同 觸摸筆出現了無重力狀態下的運動

...and test the effect of weightlessness on fruit flies.

來檢測一下失重對果蠅的影響

Weightlessness seemed, at the time, the safer mode.

失去比重狀態在當時看來 是安全的

Reproduce the weightlessness experienced in space, and that's in this plane.

重現太空失重的感覺 方法就在這架飛機上