Servoamp
伺服[随动]放大器
🗣️ 情景例句
She has the ability to speak English fluently.
她能够流利地说英语。
Other men live to eat, while I eat to live.
别人为食而生活，我为生活而食。
Pupils of the school, old and new, will be sending him a present to mark the occasion.
为了纪念这个日子，学校的学生——无论老同学还是新同学——将送他一件礼物。