in a tired way, as if you are in a state between sleeping and being awake

"What are you doing?" Kath mumbled drowsily. “你在干什么？”凯丝昏昏欲睡地咕哝道。

We were awakened from deep sleep and made our way drowsily down the stairs into the shelter. 我们从沉睡中被叫醒，昏昏沉沉地走下楼梯进到掩体里。