| 单词 | ratchet |
| 释义 | Ratchet nnoun.artifactmechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction Synset:rachet ratch Derivationally Related Form:ratchet Part Holonyms:ratchet screwdriver spiral ratchet screwdriver Hypernyms:mechanical device Inherited Hypernyms:ratchetmechanical devicemechanismdeviceinstrumentalityartifactwholeobjectphysical entityentity Part Meronyms:click detent dog pawl ratchet wheel vverb.motionmove by degrees in one direction only Synset:rachet up ratchet down Examples:
Derivationally Related Form:ratchet Hypernyms:advance go on march on move on pass on progress Inherited Hypernyms:ratchetadvancetravel Sentence Frame:Something is ---ing PP |
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