| 释义 | 
		constrictconstrict /kənˈstrɪkt/ verb ETYMOLOGYconstrictOrigin: 1700-1800 Latin, past participle of  constringere; ➔ CONSTRAIN   VERB TABLEconstrict |
 | Present | I, you, we, they | constrict |   | he, she, it | constricts |  | Past | I, you, he, she, it, we, they | constricted |  | Present perfect | I, you, we, they | have constricted |   | he, she, it | has constricted |  | Past perfect | I, you, he, she, it, we, they | had constricted |  | Future | I, you, he, she, it, we, they | will constrict |  | Future perfect | I, you, he, she, it, we, they | will have constricted |  
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 | Present | I | am constricting |   | he, she, it | is constricting |   | you, we, they | are constricting |  | Past | I, he, she, it | was constricting |   | you, we, they | were constricting |  | Present perfect | I, you, we, they | have been constricting |   | he, she, it | has been constricting |  | Past perfect | I, you, he, she, it, we, they | had been constricting |  | Future | I, you, he, she, it, we, they | will be constricting |  | Future perfect | I, you, he, she, it, we, they | will have been constricting |  
    1[transitive] to make something smaller, narrower, or tighter:  Avoid clothing that constricts the blood circulation in your legs.2[intransitive] if a part of your body constricts, it becomes smaller, narrower, or tighter:  Linda felt her throat constrict, and she started to cry.3[transitive] to limit someone’s freedom to do what he or she wants:  The law constricts people’s choices about how to educate their children.—constricted adjective—constriction /kənˈstrɪkʃən/ noun [countable, uncountable]—constrictive /-tɪv/ adjective  |