英语词汇“newtonian telescope”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	newtonian telescope
释义	Trends of Newtonian telescope View usage for: Newtonian telescope in British English noun a type of astronomical reflecting telescope in which light is reflected from a large concave mirror, onto a plane mirror, and through a hole in the side of the body of the telescope to form an image Newtonian telescope in American English noun a reflecting telescope in which a mirror or reflecting prism is mounted on the axis near the eyepiece so that the image may be viewed from outside the telescope tube at right angles to the axis Word origin [1755–65]This word is first recorded in the period 1755–65. Other words that entered Englishat around the same time include: avalanche, caucus, generalization, lame duck, stalemate
随便看	fermion fermionic fermi paradox fermium fermor fern fernally fernandel fernando de noronha fernando de soto fernando po fernando-poo fernando póo fern bar fernbird ferneries fernery ferning fernitickle ferniticle fernless fernlike fern root fern seed fernshaw

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Trends ofNewtonian telescope