One of the unavoidable frustrations of quantum mechanics is that measuring a particle's position or energy irretrievably alters it.

量子力学一个不可避免的问题是，测量粒子的位置或能量会不可逆转地改变它。

The device is measuring position, speed, accelerations, temperature and what not.

该设备正在测量位置、速度、加速度、温度等等。