| 单词 | thumbtack | 
| 释义 | > as lemmasthumbtackTacks are distinguished according to their use, as  carpet-tack, one used for fixing a carpet on the floor; their action, as  thumbtack, one pushed in with the thumb, as a drawing-pin; their material, as  brass tack,  iron tack, tin-tack n. to come (also get) down to brass tacks: see brass n. Phrases 2; see also tin-tack n. Phrases.extracted from tackn.1 thumbtack   thumbtack  n. a tack with a broad head, which may be pushed in with the thumb; North American = drawing pin n.; also as v. transitive. ΘΚΠ society > occupation and work > industry > working with tools or equipment > fastening > fasten			[verb (transitive)]		 > with nails > with specific type spike1624 treenail1626 spike1700 sprig1712 brad1794 clinker1824 thumbtack1884 toe-nail1900 society > occupation and work > equipment > building and constructing equipment > fastenings > 			[noun]		 > nail > with flat head tack1574 clasp-nail1721 flat nail1850 thumbtack1884 1884    I. M. Rittenhouse Maud 		(1939)	 278  				[He] coolly left me to put the thumb-tacks in my picture by myself. 1908    Daily Chron. 27 Feb. 8/1  				Fasten all securely to a flat surface..with pins or thumb tacks. 1951    R. Mayer Artist's Handbk. 		(new ed.)	 v. 187  				A much better way to preserve unstretched pictures..is to thumb~tack them face down to sheets of wallboard. < as lemmas | 
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