| 单词 | jumper |
| 释义 | jumper 1. n. 1. a knitted pullover. 2. a loose outer jacket of canvas etc. worn by sailors. 3. US a pinafore dress. Etymology: prob. f. (17th-c., now dial.) jump short coat perh. f. F jupe f. Arab. jubba 2. n. 1. a person or animal that jumps. 2. Electr. a short wire used to make or break a circuit. 3. a rope made fast to keep a yard, mast, etc., from jumping. 4. a heavy chisel-ended iron bar for drilling blast-holes. |
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