
好词典

来自古英语 on slæpe(在睡眠中),由前缀 a-(处于...状态)与 sleep 组合演变而来。
❶ 指人或动物处于睡眠状态,无法感知周围环境。常与系动词连用,描述持续性的睡眠状态。
“The baby is finally asleep after crying for an hour.”
(哭闹一小时后,宝宝终于睡着了。)
“Don't make noise, your father is asleep on the sofa.”
(别出声,你爸爸在沙发上睡着了。)
❶ 形容身体部位因血液循环不畅而麻木的状态,常见于肢体受压后。
“My arm is asleep after leaning on it for too long.”
(胳膊枕太久已经麻了。)
“He stood up with an asleep foot and almost fell.”
(他站起来时脚麻了差点摔倒。)
fall asleep — 表示从清醒状态进入睡眠的过程,强调动作的转变。
“It took me two hours to fall asleep last night.”
(昨晚我花了两个小时才睡着。)
fast asleep — 形容熟睡状态,对外界刺激没有反应的程度较深。
“The children were fast asleep when the phone rang.”
(电话响起时孩子们正睡得香甜。)