单词 | prismoidal |
释义 | prismoidal, a.|prɪzˈmɔɪdəl| [f. prec. + -al1.] Of the form of, or pertaining to, a prismoid. prismoidal formula, a formula for the measurement of railway cuttings or the like, based on the consideration of a solid body as being composed of prismoids. prismoidal railway, a railway in which the wheels run on a single central prism-shaped rail mounted on posts; a mono-railway.
1826Kirby & Sp. Entomol. IV. xlvi. 266 Prismoidal.., having more than four sides and whose horizontal section is a polygon. 1872E. Morris (title) Easy Rules for the Measurement of Earthworks by means of Prismoidal Formulæ. 1874P. Smyth Our Inher. ii. 16 After chipping off the prismoidal angles and edges. 1884Knight Dict. Mech., Suppl., Prismoidal Railway, a wooden or iron beam is supported on posts, the cars are mounted saddle-fashion; the engine grips the rail. Used in South Africa. |

英语词典包含277258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。
相关内容11:
相关热词搜索:prismoidal英英词典英英释义英语词汇意思用法释义英语