| 单词 | gear-wheel |
| 释义 | > as lemmasgear-wheel gear-wheel n. (a) a cog-wheel; (b) (in a bicycle, etc.) the cog-wheel by means of which the motion of the pedals is transmitted to the axle. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > cog or gear cog-wheel1416 main wheel1678 spur-wheel1731 rack wheel1772 spur gear1808 gear1829 gearing1833 spur gearing1844 pitch wheel1854 tooth-wheel1862 gear-wheel1874 maintaining wheel1874 cog1883 1874 E. H. Knight Pract. Dict. Mech. Gear-wheel, any cog-wheel, whether crown, spur, internal-cogged, bevel, or lantern, is a gear-wheel. 1891 Daily News 6 June 6/1 The engine is a two-cylinder horizontal one, and drives a gear-wheel. 1892 Dublin Rev. Apr. 437 The mirror is fixed to a gear-wheel driven off the spindle of a small alternating electric motor. 1904 A. B. F. Young Compl. Motorist iii. 59 Changes of speed in the car have therefore to be provided for by different sets of gearing... The usual way of accomplishing this is by means of gear wheels. < as lemmas |
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