rack hook
/ˈrak hʊk/Clockmaking
noun
A hooked lever which engages in the rack of the striking mechanism of a clock.
Origin
Early 19th century. From rack + hook.
| 单词 | rack hook |
| 释义 | rack hook/ˈrak hʊk/Clockmaking noun A hooked lever which engages in the rack of the striking mechanism of a clock. Origin |
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