单词 | self-steering sail |
释义 | > as lemmasself-steering sail With reference to a vessel, vehicle, etc.: the action of automatically steering or maintaining a predetermined course; (now also) the action of steering itself and adjusting its own course autonomously in response to external circumstances (cf. self-driving adj. 2c). Also: a facility or system for achieving this; the apparatus by which this is achieved. Frequently (and in earliest use) attributive, as self-steering gear, self-steering sail, etc. ΘΚΠ society > travel > travel by water > directing or managing a ship > steering > [noun] > self-steering self-steering1862 1862 Patents for Inventions: Abridgm. Specif. Ship Building 554 The self-steering apparatus..set with the position of the sail, will allow the model boat or messenger to be directed as desired. 1889 Engineer 22 Feb. 158/1 This self-steering is brought about by mounting the saddle on an arm or lever pivotted..to the main frame of the machine [sc. bicycle]. 1910 Auto 3 Dec. 1336/2 The steering-pivot is..slightly raked in order to assist self-steering. 1950 E. C. Hiscock Cruising under Sail ii. xix. 363 For a single-handed or short-handed ocean passage I consider that self-steering sails are most necessary. 1957 T. Herbert Self Steering (A.Y.R.S. Publ. No. 13) 6 Self Steering may be defined as the ability of a sailing boat to stay on a set course relative to the wind... The various types of self steering gears fall into two broad categories: 1. Those gears which convert variations in wind pressure on the sails into rudder movements [etc.]. 1971 J. R. L. Anderson Reckoning in Ice viii. 153 I had no self-steering on Gudrid, but she was a beautifully balanced boat. 2016 Geelong (Austral.) Advertiser (Nexis) 3 Sept. (Carsguide section) 3 Heavy freeway driving is likewise made more tolerable by an adaptive cruise control with lane-change and self-steering. < as lemmas |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。