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单词 screw log
释义
screw log
(extremely rare)
n

WORD FAMILY
screw log
n a cigar-shaped log with rotary fins that measure the ship's speed
Syn|Hyper
patent log, taffrail log
log
measuring instrument that consists of a float that trails from a ship by a knotted line in order to measure the ship's speed through the water
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更新时间:2024/12/23 19:49:43