be restricted to [noun phrase]
Access is restricted to authorized personnel only.
访问仅限于授权人员。
受限制的，有限的
受限制的；仅限授权人群使用的；有限的
limited or controlled, especially by rules or laws
常指受规则或法律约束
受限制的
Limited within bounds.
仅限授权人群使用的
Available only to certain authorized groups of people.
Access to the building is restricted to authorized personnel only.
进入该建筑仅限于授权人员。
用法提示：restricted 在此句中作表语形容词，表示‘受限制的’。
The doctor put her on a restricted diet to lower her blood pressure.
医生让她吃限制性饮食以降低血压。
用法提示：restricted 修饰 diet，作定语形容词，表示‘有限的、受限制的’。
Because of the injury, his range of motion was severely restricted.
由于受伤，他的活动范围受到严重限制。
用法提示：restricted 在被动结构中作表语，表示‘受限制的’。
Access is restricted to authorized personnel only.
访问仅限于授权人员。
He was restricted from leaving the country.
他被限制离开该国。
The inmates were restricted in their movements.
囚犯的行动受到了限制。
grammar · medium
易错句子This area restricted to authorized personnel only.
正确表达This area is restricted to authorized personnel only.
汉语中形容词可以直接作谓语，但英语中形容词需要与be动词连用。'restricted'是形容词，需要be动词构成系表结构。
grammar · medium
易错句子The company has a very restricted policy on phone use.
正确表达The company has a very restrictive policy on phone use.
'restricted'表示'受限制的'，而'restrictive'表示'限制性的'。政策本身是施加限制的，所以应用'restrictive'。
restrictive 强调规则或条件本身具有限制性，而 restricted 强调事物本身受到限制。
limited 常指数量或范围不足，而 restricted 多指因规则或权限而受约束。
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