Phus-pull amplification
[电] 推挽放大
🧩 词语组成解析
pull
[pʊl]
vt.& vi. 拉;扯;拉过来;划（船）;
vt. 赢得;吸引异性;取消;（耍手腕）得逞;
n. 拖;爬;影响力;
amplification
[ˌæmplifi'keiʃən]
n. 扩大;发挥;<物>振幅;放大率;
🗣️ 情景例句
A large number of American radio stations operate in the red.
许多美国电台亏损经营。
I worked as an intern in that firm last summer.
去年夏天我在那家商行实习。
Thank you for you cooperation.
谢谢你们的合作。