来自impede,阻碍。后用于物理学术语阻抗，电阻。

1. A high impedance coupling device will limit loading.

一个高阻抗的耦合装置将限制负载.

2. The superelectrons present an inductive impedance.

超导电子表现出一种感抗.

3. A device which has an extremely high input impedance, low switching speed and low power consumption.

一种高输入阻抗 、 低开关速度及低功耗的半导体器件.

4. The AC complex impedance method is widely used to charactrize electronic materials.

ac复阻抗方法已广泛地用于表征电子材料.

5. The real part of the impedance R is a of frequency.

该阻抗的实部R是频率的函数.