When I do positive work, gravity does negative work.

当我做正功的时候，重力做的是负功。

youdao

If I do positive work, the gravity is doing negative work.

如果我做正功，重力做负功。

youdao

When I do negative work, like I do now, gravity does positive work.

当我像这样做负功时，重力做正功。

youdao

When I do negative work, like I do now, gravity does positive work.

当我像这样做负功时，重力做正功。

youdao