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近義詞有 restriction , qualification , barrier， block , to bound。
restriction
n. 限制；約束；束縛
1、His parents are trying to make up to him for the restrictions of urban living.
他的父母正試圖為城市生活的諸多限制而補償他。
2、Do you have any diet restriction?
您是否有任何飲食限制嗎?