They have developed an anti-sleep alarm to warn drivers against fatigue and drowsiness. 他们开发了一种抗睡眠警报,以警示司机抵抗疲劳和困倦。
The anti-sleep drug is designed for narcoleptics, that is, people who fall asleep at random times with no warning. 这种抗睡眠药物专为嗜睡症患者设计,即在没有任何警告的情况下随机入睡的人。