加速整个系统，张力会变大，这可以从弹簧秤的读数中，看出来。

You accelerate the system, the tension will increase and you will see that, you will read that on the scale.

youdao

加速整个系统，张力会变大，这可以从弹簧秤的读数中，看出来。

You accelerate the system, the tension will increase and you will see that, you will read that on the scale.

youdao