thermionics

英式发音 [ˌθɜːmɪ'ɒnɪks] 美式发音 [ˌθɜːmɪ'ɒnɪks]

一般意思：

n.[物]热离子学

完整意思：

热电子学；热电子学的研究是关于电子的热运动在真空或电子管中的应用。

词性：

名词

造句：

1. Thermionics refers to the study of the thermal motion of electrons in a vacuum or in electron tubes.
2. Thermionics plays a crucial role in the operation of vacuum tubes and certain electronic devices.

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