| 单词 | pontoon |
| 释义 | pontoon 1. n. Brit. 1. a card-game in which players try to acquire cards with a face value totalling 21 and no more. 2. = NATURAL n. 4a. Etymology: prob. corrupt. 2. n. & v. --n 1. a flat-bottomed boat. 2. each of several boats, hollow metal cylinders, etc., used to support a temporary bridge. 3. = CAISSON 1, 2. --vtr. cross (a river) by means of pontoons. Etymology: F ponton f. L ponto -onis f. pons pontis bridge |
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