| 单词 | key screw |
| 释义 | > as lemmaskey screw key screw n. a key (sense A. 14c) used for gripping and turning screws; (also) a screw that can be turned by means of a separate key, or by an integral key-like head. ΚΠ 1827 W. Grier Mechanic’s Pocket Dict. 287 Key Screw, see Screw key [1837 (ed. 2) a lever used for turning screws]. 1861 U.S. Patent 1,367 2 By making the key screw without a head, it is not only rendered less liable to be injured while the shoe may be in use, but it admits of the calk being used to the best advantage. 1913 A. S. Faulkner What we Hear in Music 159 Kettles..covered with vellum heads, which can be controlled to pitch by means of a tension of this head, which is applied with key screws, working through iron rings. 2001 W. R. Dempsey 101 Projects Porsche 911 34 The pressure plate is attached using hex-cap key screws and should come off quite easily when they are removed. < as lemmas |
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