| 单词 | pebble |
| 释义 | Word Frequency pebble(ˈpɛbəl) noun 1. a. a small smooth rounded stone, esp one worn by the action of water b. geology a rock fragment, often rounded, with a diameter of 4–64 mm and thus smaller than a cobble but larger than a granule 2. a. a transparent colourless variety of rock crystal, used for making certain lenses b. such a lens 3. (modifier) informal (of a lens or of spectacles) thick, with a high degree of magnification or distortion 4. a. a grainy irregular surface, esp on leather b. leather having such a surface 5. informal, mainly Australian a troublesome or obstinate person or animal verb (transitive) 6. to pave, cover, or pelt with pebbles 7. to impart a grainy surface to (leather) Derived forms pebbly (ˈpebbly) adjective Word origin Old English papolstān, from papol- (perhaps of imitative origin) + stān stone |
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