1
in class
表示在上课期间。
Please don't eat in class.
课堂上请不要吃东西。
班级；班
先理解核心含义，再看它在真实句子里的用法。
班级；班
a group of students who are taught together
Please don't eat in class.
课堂上请不要吃东西。
共享特征或属性的群体、集合、类别或集合。
A group, collection, category or set sharing characteristics or attributes.
具有共同属性的一类事物
a collection of things sharing a common attribute
基于工作、财富等的社会分组。在英国,社会通常分为三个主要阶级:上层阶级、中产阶级和工人阶级。
A social grouping, based on job, wealth, etc. In Britain, society is commonly split into three main classes: upper class, middle class and working class.
一起上课的学生群体
a body of students who are taught together
This species belongs to the class of mammals.
这个物种属于哺乳动物纲。
AI contextual example
Our English class starts at 9 am every Monday.
我们每周一上午九点上英语课。
AI contextual example
She comes from a middle-class family.
她来自一个中产阶级家庭。
AI contextual example
there are two classes of detergents
有两类洗涤剂
WordNet
表示在上课期间。
Please don't eat in class.
课堂上请不要吃东西。
表示一个班级的规模。
She teaches a class of thirty students.
她教一个三十名学生的班级。
I'm taking a history class this semester.
我这学期在上历史课。
集合名词，英式英语中常作复数，美式英语中常用单数。
The class is very quiet today.
今天全班非常安静。
Not this
I have class every Monday.
Use this
I have a class every Monday.
class作为可数名词时，需要加不定冠词a/an或使用复数形式。这里指每星期一节课，所以应为a class。
Not this
After class, I review my notes.
Use this
After the class, I review my notes.
特指上完的那节课时，需加定冠词the；不加冠词时泛指上课这种活动，但这里语境是具体某节课后复习。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
头等舱
She always travels first class.
她总是坐头等舱旅行。
中产阶级
The middle class is shrinking.
中产阶级正在萎缩。
工人阶级
He comes from a working class background.
他出身工人阶级。
社会等级
Social class affects educational opportunities.
社会等级影响教育机会。
2024届
The class of 2024 will graduate next week.
2024届将于下周毕业。
阶级斗争
Class struggle is a key concept in Marxism.
阶级斗争是马克思主义的一个关键概念。
风范出众的人或事
She handled the difficult situation with grace—a real class act.
她优雅地处理了那个棘手的情况，真是风范出众。
独树一帜，无与伦比
His performance was brilliant; he's in a class of his own.
他的表演非常精彩，简直无与伦比。
班上爱搞笑的学生
He was always the class clown, making everyone laugh during lessons.
他一直是班上的活宝，上课时总逗大家笑。
你真给『优雅』这个词丢脸。
She always conducts herself with class.
她总是举止优雅。
你的格调在哪里？你的风度在哪里？
He has a lot of class in the way he treats people.
他待人接物很有风度。
Use class naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象一个班级（class）的学生穿着统一校服，代表他们属于同一学级。
中性；多用于教育场景（如课堂、学校），也常见于社会阶层讨论；通常指学生班级或社会等级。
注意：class作为可数名词，复数形式为classes。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, OCTANOVE, WIKTIONARY, WORDNET.