law

/lɔː/ (bre, ipa) · [lˈɔ] /lɔː/ (ame, ipa) · [lˈɔ] /ˈlȯ/ (ame, mw)

law — noun

  • lawsingular
  • lawsplural

1. an official rule that a government or other authority sets and people must obey.

1.名詞A2
釋義

an official rule that a government or other authority sets and people must obey.

例句

Taiwan passed a new law to fine drivers who block ambulance lanes.

pass a law

After the factory fire, city leaders wrote a new law requiring safer exits.

law requiring + noun

同義詞
  • statute

    a formal law, especially in legal writing

  • act

    often names a law passed by a legislature

  • regulation

    usually a more detailed rule made under a law

反義詞
  • lawlessness

    a state where official rules are not respected

文法句型

pass a law

break the law

follow the law

用法筆記

Use this sense for a specific official rule. Distinguish it from sense 2, which refers to the whole legal system or a field of rules rather than one rule by itself.

常見錯誤

The school law says no phones.
The school rule says no phones.
💡Use 'law' for public or official rules, not ordinary classroom rules.

2. the whole set of courts, rights, and rules that a country or group uses to decid

2.名詞B1
釋義

the whole set of courts, rights, and rules that a country or group uses to decide what is legal.

例句

Under Japanese law, renters must get their deposit back after the lease.

under + country + law

The company changed its website to comply with European privacy law.

field-specific law

同義詞
  • legal system

    a fuller and more explicit phrase

  • jurisdiction

    focuses more on legal authority or scope than on rules themselves

文法句型

under the law

in law

privacy law

用法筆記

This sense names a whole legal framework or a branch within it. Unlike sense 1, it is not one separate rule that can be passed or repealed.

3. the university subject and professional work concerned with becoming or being a

3.名詞B1
釋義

the university subject and professional work concerned with becoming or being a lawyer.

例句

Ada chose law because she wanted to defend migrant workers in court.

choose law as a subject

Christopher practices law from a small office near the harbor.

practice law

同義詞

文法句型

study law

practice law

law student

用法筆記

Common with study, school, student, and practice. Distinguish it from sense 2, which is about legal rules themselves rather than the subject or profession.

4. the police and similar officers seen as the people who catch criminals and keep

4.名詞B2
釋義

the police and similar officers seen as the people who catch criminals and keep order.

例句

The smugglers ran when the law arrived at the warehouse gate.

the law meaning the police

Everyone in the bar knew the law was asking about the stolen watches.

同義詞
反義詞
  • criminals

    the people the police are trying to catch

文法句型

the law arrived

ahead of the law

用法筆記

This is an informal way to refer to police or law-enforcement officers, especially in stories about crime. It does not normally mean judges, lawyers, or written rules.

5. the use of legal proceedings to have judges decide a dispute or provide a remedy

5.名詞B2
釋義

the use of legal proceedings to have judges decide a dispute or provide a remedy.

例句

After the builder vanished, Salma went to law over the missing deposit.

go to law

The farmers stayed out of law and asked a village elder to mediate.

stay out of law

同義詞
反義詞
  • settlement

    a solution reached without continuing in court

文法句型

go to law

be at law

stay out of law

用法筆記

Mostly appears in set phrases such as go to law and be at law. Modern everyday English often uses lawsuit or legal action instead.

6. a statement explaining a pattern that nature always follows in the same situatio

6.名詞B1
釋義

a statement explaining a pattern that nature always follows in the same situation.

例句

The law of gravity pulls the dropped spoon straight to the floor.

law of + natural force

Students tested whether the gas law still worked inside the heated box.

gas law

同義詞
  • principle

    broader and not always as fixed or universal

  • rule

    less technical than this scientific sense

文法句型

law of gravity

law of motion

gas law

用法筆記

Use this sense for a regular pattern in science or nature. Distinguish it from sense 1, which is about human rules made or enforced by authorities.

常見錯誤

It's a theory of gravity.
It's the law of gravity.
💡A scientific law names a regular pattern, while a theory is an explanation.

7. a behavior rule that people feel they should follow, even without official punis

7.名詞C1
釋義

a behavior rule that people feel they should follow, even without official punishment.

例句

In that village, hospitality is a law, so no guest eats alone.

law as an expected social rule

At the temple, silence was treated as a law by every visitor.

同義詞
  • norm

    a neutral word for shared social expectations

  • custom

    stresses tradition more than obligation

文法句型

a law of good manners

treat something as a law

用法筆記

This figurative sense describes a custom people feel strongly about. Unlike sense 1, nobody officially passes or enforces it through government.

law — verb