all + plural noun
all 后接可数名词复数，表示这一类中的每一个，谓语动词用复数。
All children need love and attention.
所有孩子都需要爱与关怀。
所有的；全部的；整个的
全神贯注的；非常投入的；量词；与质量或计数名词一起使用,表示某类事物的全部数量或每一个；完全投入或专注于
the whole of a group or quantity; every one of a class
量词；与质量或计数名词一起使用,表示某类事物的全部数量或每一个
quantifier; used with either mass or count nouns to indicate the whole number or amount of or every one of a class
完全投入或专注于
completely given to or absorbed by
All passengers must fasten their seatbelts during takeoff and landing.
所有乘客在起飞和降落期间都必须系好安全带。
用法提示：此处 all 作形容词/限定词，表示“每一个”，修饰复数名词 passengers。
AI contextual example
He was all attention when the manager explained the new policy.
经理解释新政策时，他全神贯注。
用法提示：all attention 表示“完全投入的”，all 作形容词强调程度。
AI contextual example
We spent all morning waiting for the repairman.
我们整个上午都在等维修工。
用法提示：all morning 表示“整个上午”，all 修饰时间名词，强调全部数量。
AI contextual example
all 后接可数名词复数，表示这一类中的每一个，谓语动词用复数。
All children need love and attention.
所有孩子都需要爱与关怀。
all 后接不可数名词，表示全部的量，谓语动词用单数。
All work stopped at noon.
所有工作到中午都停了下来。
all 放在 the、this、my 等限定词之前，不能说 my all friends。
All my friends live abroad.
我所有的朋友都住在国外。
be all 后接名词可表示完全投入于某事，常见的还有 all attention。
She was all ears during the lecture.
讲座期间她全神贯注地听着。
grammar · medium
易错句子All of students in my class like English.
正确表达All of the students in my class like English.
all of 后面接名词时，名词前必须有限定词（the、my、these 等），不能说 all of students；如果不加限定词，就直接说 All students...。这里只需补上 the 即可。
grammar · medium
易错句子All of my parents are teachers.
正确表达Both of my parents are teachers.
all 用于三者或三者以上，指两个人或两件事时必须用 both。汉语的“都”不区分数量，学习者容易一律译成 all；父母只有两个人，所以要用 Both of my parents。
grammar · medium
易错句子All student must hand in the homework on time.
正确表达All students must hand in the homework on time.
all 后接可数名词时，名词要用复数形式（all students）；若想用单数，则说 Every student...（后接单数动词）。汉语名词没有单复数变化，学习者容易漏掉复数词尾 -s。
一整天；整天
She spent all day studying for the exam.
她一整天都在为考试而学习。
一直；始终
The baby seems to cry all the time.
这个宝宝好像一直在哭。
全世界；世界各地
This dish is popular all over the world.
这道菜在世界各地都很受欢迎。
各种各样的
The store sells all kinds of fresh fruit.
这家商店出售各种各样的新鲜水果。
总的来说；总而言之
All in all, the trip was a great success.
总的来说，这次旅行非常成功。
总的来说；总之
All in all, it was a successful trip.
总的来说，这次旅行很成功。
突然；猛然
All of a sudden, the lights went out.
突然，灯灭了。
尽管如此；仍然
It was raining, but I went out all the same.
虽然下着雨，我还是照样出去了。
整个世界是一座舞台，所有的男男女女不过是演员。
From Shakespeare's comedy As You Like It (Act II, Scene VII), where the melancholy Jaques describes the seven ages of human life.
出自莎士比亚喜剧《皆大欢喜》第二幕第七场，忧郁的杰奎斯借此描述人生的七个阶段。
人人生而平等。
A key line from the United States Declaration of Independence (1776), often quoted in discussions of human rights and equality.
出自1776年美国《独立宣言》的关键句子，常在讨论人权与平等等话题时被引用。
Choose the next layer that will help you use all with more confidence.
Recommended next
Preparing Confusing words
Complete this area with confusing words.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.
各行各业；各界人士
The conference attracted people from all walks of life.
这次会议吸引了来自各行各业的人士。