Ooking
(ook 的现在分词) abbr. 通断键控；开关键控（On-Off Keying）
🗣️ 情景例句
Never mind.
无所谓。
Who is the governor of this state?
谁是这州的州长？
It suddenly dawned on me that this express was not roaring down the line at ninety miles an hour, but barely chugging along at thirty.
我突然感到这趟快车并没以时速90英里的速度呼啸前进，而是卟哧卟哧地向前爬行，时速仅30英里。