So a spring always allows you to measure, uh, a mass even in the absence of gravity.
因此弹簧，一直可以用来测量，哦，一个物体，不管重力是多少。
2
I have a spring... Forget gravity for now — you can do this somewhere in outer space.
我这儿有一根弹簧。，假设我们在外太空-，没有重力。
3
The in-line spring-actuated lift check also is referred to as the "silent check" because the spring closes the valve before gravity and fluid reversal can slam the valve closed.