| 单词 | prevent |
| 释义 | prevent —preventable, preventible, adj. —preventabilty, n. —preventingly, adv. /pri vent"/, v.t. 1. to keep from occurring; avert; hinder: He intervened to prevent bloodshed. 2. to hinder or stop from doing something: There is nothing to prevent us from going. 3. Archaic. to act ahead of; forestall. 4. Archaic. to precede. 5. Archaic. to anticipate. v.i. 6. to interpose a hindrance: He will come if nothing prevents. [1375-1425; late ME < L praeventus (ptp. of praevenire to anticipate), equiv. to prae- PRE- + ven- (s. of venire to COME) + -tus ptp. suffix] Syn. 1. obstruct, forestall, preclude, obviate, thwart. PREVENT, HAMPER, HINDER, IMPEDE refer to different degrees of stoppage of action or progress. To PREVENT is to stop something effectually by forestalling action and rendering it impossible: to prevent the sending of a message. To HAMPER is to clog or entangle or put an embarrassing restraint upon: to hamper preparations for a trip. To HINDER is to keep back by delaying or stopping progress or action: to hinder the progress of an expedition. To IMPEDE is to make difficult the movement or progress of anything by interfering with its proper functioning: to impede a discussion by demanding repeated explanations. Ant. 1. help, assist. |
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