Postamplifier
后置放大器
🗣️ 情景例句
She's a real job jumper.
她老是跳槽。
We should promote world peace.
我们应该促进世界和平。
Wu dropped his stick! He stopped to get it and of course fell behind.
吴的接力棒掉地了！他停下捡棒，当然就落后了。