Cac
abbr. cacophony 发声障碍; cardiac-accelerator centre 心脏加速器中心, 心跳加速中枢
🗣️ 情景例句
till you get to the end of the fence.
到栅栏的尽头。
The speaker kept wandering off.
演讲的那个人老是走题。
No hurry! Please take your time!
甭着急！请慢慢看！