briefcase
A briefcase is a flat, rectangular container, typically made of leather or plastic, equipped with a handle and used for carrying documents, books, or electronic devices. It is a staple accessory for professionals, lawyers, and academics who need to transport paperwork in an organized and protected manner.
例句
3 / 5He quickly packed his notes and closed his briefcase before heading to the station.
He gathered his papers and shut his professional bag before leaving for the train.
The witness presented the documents directly from his locked briefcase to the court.
The person testifying took the files from his secured document case for the judge.
I found your old briefcase in the attic, but the handle is broken.
I discovered your previous work bag upstairs, though it is damaged.
词族
记忆技巧
Think of it as a 'case' for your 'briefs.' In legal English, a 'brief' is a short summary of a case, so lawyers use a 'brief-case' to carry them.
快速测验
The CEO snapped his _____ shut and stood up to end the meeting.
正确!
正确答案是: briefcase
例句
He quickly packed his notes and closed his briefcase before heading to the station.
everydayHe gathered his papers and shut his professional bag before leaving for the train.
The witness presented the documents directly from his locked briefcase to the court.
formalThe person testifying took the files from his secured document case for the judge.
I found your old briefcase in the attic, but the handle is broken.
informalI discovered your previous work bag upstairs, though it is damaged.
The lecturer pulled a stack of research papers from her worn leather briefcase.
academicThe university teacher took out many studies from her aged leather document holder.
All executives are required to keep their company laptops in a secure briefcase during travel.
businessManagement must store their computers in a safe professional case while on trips.
词族
常见搭配
常用短语
handcuffed briefcase
a high-security case attached to the wrist
clasp a briefcase
to grip the handle of the document bag firmly
briefcase full of cash
a common trope in movies representing illegal deals
容易混淆的词
A briefcase is for professional documents and work; a suitcase is large and used for clothes when traveling.
A satchel often has a long shoulder strap and a softer shape, whereas a briefcase is rigid and usually hand-carried.
使用说明
Use 'briefcase' specifically for professional or academic document-carrying bags. While many people now use laptop backpacks, 'briefcase' still carries a connotation of traditional formality and corporate life.
常见错误
Learners often call any large bag used for travel a 'briefcase', but this word is only for the specific rectangular, professional document bag.
记忆技巧
Think of it as a 'case' for your 'briefs.' In legal English, a 'brief' is a short summary of a case, so lawyers use a 'brief-case' to carry them.
词源
A compound of 'brief' (legal summary) and 'case' (receptacle), originating in the mid-19th century.
语法模式
文化背景
The briefcase was once the ultimate symbol of the 'organization man' or white-collar worker in the 20th century, representing authority and a serious career.
快速测验
The CEO snapped his _____ shut and stood up to end the meeting.
正确!
正确答案是: briefcase
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