Designating a gear or other mechanism by which a device (esp. an optical instrument) can be moved accurately over very small distances or at a…
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| 释义 | society > occupation and work > equipment > machine > parts of machines > wheel > [adjective] > types of cogs or gears > type of gear-changing mechanism (2) slow motion1821 Designating a gear or other mechanism by which a device (esp. an optical instrument) can be moved accurately over very small distances or at a… notchy1967 Motoring. Characteristic of or designating a manual gear-changing mechanism in which the lever has to be moved accurately (as if into a narrow notch). |
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