| 单词 | mechanical pencil |
| 释义 | > as lemmasmechanical pencil mechanical pencil n. U.S. a pencil having a mechanism by means of which a lead can be extended as it wears down, or retracted after use; cf. propelling pencil n. at propelling adj. Compounds. ΚΠ 1923 Official Gaz. (U.S. Patent Office) 2 Jan. 18/1 Parker..Fountain Pens and Mechanical Pencils. 1995 N.Y. Times 26 Feb. i. 25/3 The medium-sized droplets in cold drizzle—no bigger than a lead refill for a mechanical pencil. < as lemmas |
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