| 释义 | 
		jettisonjettison /ˈdʒɛt̮əsən, -zən/ verb [transitive] ETYMOLOGYjettisonOrigin: 1400-1500 Anglo-French getteson, from  Old French  getaison  act of throwing, from  getter; ➔ JET2   VERB TABLEjettison |
 | Present | I, you, we, they | jettison |   | he, she, it | jettisons |  | Past | I, you, he, she, it, we, they | jettisoned |  | Present perfect | I, you, we, they | have jettisoned |   | he, she, it | has jettisoned |  | Past perfect | I, you, he, she, it, we, they | had jettisoned |  | Future | I, you, he, she, it, we, they | will jettison |  | Future perfect | I, you, he, she, it, we, they | will have jettisoned |  
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 | Present | I | am jettisoning |   | he, she, it | is jettisoning |   | you, we, they | are jettisoning |  | Past | I, he, she, it | was jettisoning |   | you, we, they | were jettisoning |  | Present perfect | I, you, we, they | have been jettisoning |   | he, she, it | has been jettisoning |  | Past perfect | I, you, he, she, it, we, they | had been jettisoning |  | Future | I, you, he, she, it, we, they | will be jettisoning |  | Future perfect | I, you, he, she, it, we, they | will have been jettisoning |  
    1to get rid of something or decide not to do something anymore:  Berger jettisoned much of the original movie plot.2to throw things away, especially from a moving airplane or ship  |