| 单词 | jettison |
| 释义 | jettison —jettisonable, adj. /jet"euh seuhn, -zeuhn/, v.t. 1. to cast (goods) overboard in order to lighten a vessel or aircraft or to improve its stability in an emergency. 2. to throw off (something) as an obstacle or burden; discard. 3. Cards. to discard (an unwanted card or cards). n. 4. the act of casting goods from a vessel or aircraft to lighten or stabilize it. 5. jetsam. [1375-1425; late ME jetteson < AF; OF getaison << L jactation- (s. of jactatio) JACTATION] |
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