N-UNCOUNT (看電視時)頻繁更換電視頻道 Channel-hopping means switching quickly between different television channels because you are looking for something interesting to watch.
(看電視時)頻繁更換電視頻道 [British] in AM, use 美國英語用 channel-surfing
Trends of channel-hopping
View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years