Aac
abbr. 自动振幅控制（automatic ampltiude control）
🗣️ 情景例句
I've been working like a madman all day.
我今天一整天都像个疯子一样工作。
Lily is a Sophomore now.
莉莉现在大学二年级。
The doctor's words made him feel comfortable.
医生的话让他感觉很舒服。