restricted

• 指在大小、数量或使用上受到限制，常因规则或法律而受限。也表示仅供特定人群使用或接触的。

Describes something that is limited in size, amount, or access, often by rules or laws.

1. Limited in scope or accessB1formal

   Kept within certain limits; not freely available or accessible.

   受限的

   • Access to the building is restricted to authorized personnel only.
   • The information is restricted to senior management.
   • The area is restricted for safety reasons.

   同义词boundedcheckedclassifiedconfinedconstrainedcontrolledexclusivelimitednonpublicprivateregulatedrestrained

   反义词accessibleavailablefreeopenpublicunlimitedunrestricted

2. Controlled or confinedB1formal

   Subject to rules or regulations that limit freedom or movement.

   受限的

   • The prisoners are kept in a restricted area.
   • The use of mobile phones is restricted in the library.
   • The diet is restricted to low-fat foods.

   同义词checkedconfinedconstrainedcontrolledlimitedregulatedrestrained

   反义词freeopenunconstrainedunlimitedunrestricted

3. Limited in range or extentB2formal

   Not extensive or wide-ranging; narrow.

   受限的

   • The study had a restricted sample size.
   • His vocabulary is quite restricted for his age.
   • The budget is restricted, so we must be careful with spending.

   同义词boundedcircumscribedconfinedconstrainedfinitelimitedmoderatenarrownarrowedsmall

   反义词broadcomprehensiveextensiveunlimitedunrestrictedwide

• 动词，表示对某事物加以限制，使其不超出一定的范围、数量或规则。

A verb used to indicate the act of limiting or confining something within certain boundaries or rules.

1. Limit or confineB2formal

   To put a limit on something; to keep something within certain boundaries.

   限制

   • The new law restricts the use of plastic bags.
   • Doctors restrict his diet to low-sodium foods.
   • The company restricts access to confidential files.

   同义词boundcapconfineconstraincontrolcurblimitnarrowregulatetrammel

   反义词expandextendfreeliberateloosen

2. B2formal

   To control or regulate something, often by imposing rules or conditions.

   限制

   • The government restricts the sale of alcohol to minors.
   • The school restricts cell phone use during class.
   • They restrict the number of visitors to the museum each day.

   同义词boundcapcircumscribeconfinecontrolcurblimitmoderateregulaterestrain

   反义词easefreeliberateloosen