ca
thode
复数形式
cathodes
1
阴极, 负极
a negatively charged electrode within an electrical device, from which electrons flow out into the external circuit
- The cathode of the battery supplies electrons to the external circuit when the device is in use.
电池的阴极在设备使用时向外部电路提供电子。
- In a vacuum tube, the cathode emits electrons when heated, enabling the device to function as an amplifier or oscillator.
在真空管中，阴极在加热时发射电子，使设备能够作为放大器或振荡器工作。
- Electrons are emitted from the cathode of the X-ray tube, producing the electron beam necessary for generating X-rays.
电子从X射线管的阴极发射出来，产生生成X射线所需的电子束。
- The cathode ray tube in old-fashioned televisions emits electrons, which are then directed onto the screen to produce images.
老式电视中的阴极射线管发射电子，然后这些电子被引导到屏幕上以产生图像。
- In a rechargeable battery, such as a lithium-ion battery, the cathode undergoes reduction during charging, allowing it to store energy for later use.
在可充电电池中，例如锂离子电池，阴极在充电过程中发生还原，使其能够储存能量以供后续使用。
反义词：
2
阴极, 正极
the positively charged terminal of a voltaic cell or storage battery that supplies current
反义词：