While flying in space, astronauts have no weight.

当宇航员在太空中飞行时，他们失去了重量。

youdao

I have no weight and hold nothing, and if placed in a container it becomes all the lighter.

我没有重量也没有任何东西，可是一旦把我放到容器里，它却反而会变轻。

youdao

I can have no color, though there may be darkness within. I have no weight and hold nothing, and if placed in a container it becomes all the lighter. (a hole)?

我没有颜色，虽然我里面可能是黑暗的。我没有重量也没有任何东西，可是一旦把我放到容器里，它却反而会变轻。(洞)？

youdao

Date aside, the day that Aimee Mann endures on "Thirty One Today" should have no particular weight to it.

NPR: Aimee Mann Marks An Awkward Milestone

That's not to say that celery sticks - along with other high fibre, water-heavy fruits and vegetables - have no value as weight-loss aids.

BBC: Who, Why, What: Can foods have negative calories?

Support is provided by slender, jewel-like, X-shaped polished chrome columns placed well inside the building's edge, and the walls that no longer bear weight have become transparent glass screens.

WSJ: How Less Became More