If you feel drowsy, you feel sleepy and cannot think clearly.
例句
He felt pleasantly drowsy and had to fight off the urge to sleep.他感覺昏昏欲睡,只好盡量克制睡意。
英漢詞典釋義
adj.
欲睡的, 半睡的, 使人昏昏欲睡的
I feel drowsy after lunch every day.每天午飯后我就想睡覺。It was a warm,quiet,drowsy afternoon.那是一個暖和、寂靜而令人昏昏欲睡的下午。Exhaust fumes made him drowsy and brought on a headache.廢氣把他熏得昏昏沉沉,還引起了頭疼。
英英詞典釋義
Adjective
1. half asleep;
"made drowsy by the long ride""it seemed a pity to disturb the drowsing (or dozing) professor""a tired dozy child""the nodding (or napping) grandmother in her rocking chair"