| 单词 | fall block |
| 释义 | > as lemmasfall block fall block n. Nautical either of the two lower blocks of the falls (sense 29b) of a boat. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > tackle or purchase > [noun] > system of) pulley(s) > for raising or lowering ship's boat fall block1834 1834 C. Martelli Naval Officer's Guide 77 Hook the fall blocks, reeve and bring the fall to the capstan. 1941 U.S. Patent 2,252,343 1/1 Boat lowering gear of the kind comprising one or more falls of ropes..which are looped through a fall block detachably connected..to a fitting in the boat. 2015 A. Khalique Basic Offshore Safety vii. 243 The hooks will be reset prior to the boat coming under the fall blocks. < as lemmas |
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