| 单词 | propeller screw |
| 释义 | > as lemmaspropeller screw propeller screw n. ΚΠ 1844 Times 21 Oct. 5/7 The Admiralty appears to have been guided in their selection of a permanent propeller screw for the Rattler. a1877 E. H. Knight Pract. Dict. Mech. II. 1809/1 The pitch of a propeller-screw is the length, measured along the axis, of a complete turn. 1991 Frederick (Maryland) Post 19 Feb. a4/4 That blast damaged one of the Princeton's propeller screws. < as lemmas |
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