Phus-pull amplifier
[电] 推挽放大器
🧩 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;
🗣️ 情景例句
Keith and I are through.
基思和我已经不再来往了。
The accident held the train up for an hour.
那事故使火车延误了一个小时。
but by now the Thermopylae was over five hundred miles ahead.
但此时，“赛姆皮雷”号早已在500多英里之遥了。