V2EX resistors

Resistors

定义 Definition

resistorsresistor 的复数形式,指“电阻器”:一种电子元件,用来限制电流分压设定偏置保护电路中的其他器件不被过大电流损坏。(在更一般的语境里也可指“阻碍者/抵抗者”,但最常见的是电子学含义。)

发音 Pronunciation (IPA)

/rzstrz/

例句 Examples

The engineer replaced the resistors on the circuit board.
工程师更换了电路板上的电阻器。

By choosing resistors with the right tolerance and power rating, we can stabilize the sensor’s signal and prevent overheating.
通过选择具有合适公差与功率额定值的电阻器,我们可以稳定传感器信号并防止过热。

词源 Etymology

resistor 来自动词 resist(抵抗、阻碍),源于拉丁语 resistere(“站回去/抵挡”之意:re- “回、向后” + sistere “使站立”)。在电学中,“抵抗电流通过”的器件因此被称为 resistor

相关词 Related Words

文学作品 Literary Works

  • The Invisible Man(H. G. Wells)中出现 resist / resistance 等词,用于“抵抗/反抗”的一般意义语境(与电子元件含义不同)。
  • Frankenstein(Mary Shelley)中亦可见 resist / resisted 的一般意义用法(同上,非特指电阻器)。
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