Definition
When vehicles or other machinery conk out, they cease functioning or break down unexpectedly.
（車輛或其他設備）突然故障，停止運行，突然失效
My car conked out just a few kilometers after I started driving.
我的車剛開沒幾公里就突然故障了。
When the machine conks out suddenly, the production line comes to a halt.
當機器突然故障時，生產線就會停擺。
This old computer tends to conk out unexpectedly.
這台舊電腦經常會突然失效。
to rapidly fall asleep or become unconscious suddenly
迅速入睡；突然失去知覺
I conked out on the couch while watching television last night.
昨晚我看電視的時候在沙發上睡著了。
After a busy day at work, he conked out the moment he sat down.
工作忙碌一天後，他一坐下就睡著了。
She couldn't focus during the meeting and eventually conked out.
她在會議中無法集中注意力，最後睡著了。