Phrase
fall asleep
入睡；睡着
to begin to sleep; to pass into sleep
- 1.
To pass from a state of wakefulness into sleep.
从清醒状态进入睡眠
- 2.
To be affected by paresthesia; to go numb.
受麻木感影响；变得麻木
发麻；麻木；从清醒状态进入睡眠；受麻木感影响；变得麻木；入睡；长眠
In use
The baby usually falls asleep after being fed.
I fell asleep on the sofa while watching TV last night.
She was so tired that she fell asleep as soon as she lay down.
[subject] fall asleep
基本用法，表示进入睡眠状态。
He fell asleep during the movie.
他在看电影时睡着了。
fall asleep while [doing something]
强调在做某事的过程中入睡。
She fell asleep while reading a book.
她看书时睡着了。
fall asleep [prepositional phrase]
常见地点介词：in/on/at。
The baby fell asleep in the car.
婴儿在车里睡着了。
Verb forms
base fall asleep · third person falls asleep · -ing falling asleep · past fell asleep · past participle fallen asleep
不及物动词短语，fall为不规则动词
Common mistakes
I fall asleep last night.I fell asleep last night.
中文学习者常误用动词时态，'fall asleep' 的过去式是 'fell asleep'。'Fall' 是不规则动词，过去式 'fell'，不是 'fall'。所以应使用 'fell asleep' 来表示过去的动作。
I fell asleep my book.I fell asleep while reading my book.
'fall asleep' 是不及物短语，不能直接带宾语。中文学习者常受中文'睡着书'之类表达的影响，错误地让'fall asleep'后接名词。正确用法是接状语从句或介词短语，如'while reading'。
Connections
Confusing words
- go to sleep
- 去睡觉 · go to sleep 强调主动去睡觉的动作，而 fall asleep 强调自然进入睡眠状态。
- doze off
- 打瞌睡 · doze off 指短暂、不自觉的打盹，而 fall asleep 通常指正式入睡。
Word family
- falls asleep
- third person singular
- fell asleep
- past
- fallen asleep
- past participle
- falling asleep
- present participle
Learner notes
Grammar Note
不及物，无被动形式
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.