Servoamplifier
[電] 伺服放大器
??? 情景例句
She's very talented.
她很有才華。
Take off your hat. It doesn't fit.
取下你的帽子，它不適合你。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在圖書館里伏案工作，這時，一個男孩走進來。