sidetone

n. 侧音 [电] 侧音

词形变化

sidetones 复数 sidetones

别名

side tone

释义与例句

n.
  1. 1.

    The effect of sound that is picked up by the telephone's mouthpiece and introduced (at low level) into the earpiece of the same handset, acting as feedback; or a similar effect in radiotelegraphy, public-address systems, etc.

    可数 不可数

词源

From side + tone.

来源：wiktionary