Tra từ compulsory - Từ điển Việt Anh Việt 4in1 - English Vietnamese 4 in 1 Dictionary

com‧pul‧so‧ry /kəmˈpʌlsəri/ BrE AmE adjective
something that is compulsory must be done because it is the law or because someone in authority orders you to ⇨ voluntary:
the threat of compulsory redundancies
compulsory schooling/education
11 years of compulsory education
Car insurance is compulsory.
—compulsorily adverb
• • •
THESAURUS
▪ compulsory if something is compulsory, you must do it because of a rule or law: Maths and English are compulsory for all students. | Compulsory education was introduced in 1870. | Wearing a seatbelt is compulsory. | It is now compulsory for anyone claiming state benefit to register with a job centre.
▪ obligatory [not usually before noun] if something is obligatory, you must do it because of a rule or law. Obligatory is more formal than compulsory: It is now obligatory for all competitors to wear face protectors. | Evening dress is usual, but not obligatory. | Military service is obligatory for all men between 18 and 27.
▪ mandatory if something is mandatory, you must do it because it is the law. Mandatory is more formal than compulsory and sounds stronger: Drug smuggling carries a mandatory death sentence. | In some countries, wearing helmets is mandatory for all cyclists.
not compulsory
▪ optional if something is optional, you can choose whether to do it or not: You don’t have to do French – it’s optional. | The holiday price includes optional excursions such as an evening cruise on the lake. | General Studies is optional for sixth-form students.
▪ voluntary done because you want to do it and not because you have to – used especially about things that you do because you think they will help other people or be useful: The programme is entirely voluntary, and no one will be forced to join. | The charity is funded by voluntary donations.

compulsoryhu

◎	[kəm'pʌlsəri]
※	tính từ
	■	ép buộc, bắt buộc, cưỡng bách
		☆	compulsory measures
			những biện pháp cưỡng bách
	〆	compulsory education
		✓	giáo dục phổ cập
	〆	formal dress is compulsory
		✓	yêu cầu mặc lễ phục