| 单词 | r |
| 释义 | r (once / 106 pages) 1n 2n WORD FAMILY r USAGE EXAMPLES"Down on 1 knee. He said four words. And/r/isaidyes," the 35-year-old American said on the social media site on Thursday. Reuters(Dec 29, 2016) Police did not immediately release any information about the driver r their condition. Washington Times(Dec 26, 2016) Maybe it shows its face in r/TrueReddit, or in the New Yorker’s Sunday newsletter, or in the Spotlight or Archive sections of newyorker.com. The New Yorker(Dec 24, 2016) 1 n the 18th letter of the Roman alphabet 2Syn|Hyper R alphabetic character, letter, letter of the alphabet the conventional characters of the alphabet used to represent speech n the length of a line segment between the center and circumference of a circle or sphere Syn|Hypo|Hyper radius semidiameter the apparent radius of a celestial body when viewed as a disc from the earth radius of curvaturethe radius of the circle of curvature; the absolute value of the reciprocal of the curvature of a curve at a given point length the linear extent in space from one end to the other; the longest dimension of something that is fixed in place R (once / 295 pages) 1n 2n 3n WORD FAMILY R USAGE EXAMPLESSunday's riot involved dozens of locals enraged by the killing of a 21-year-old Polish man, identified only as Daniel R, outside a kebab restaurant. BBC(Jan 02, 2017) The Entertainer declined to comment, while Disney, Smyths Toys and Toys R Us failed to respond. BBC(Jan 01, 2017) Thomas R. Pickering is a former undersecretary of state and served as ambassador to the United Nations and Israel, among other places. Washington Post(Dec 31, 2016) 1 n the 18th letter of the Roman alphabet 2Syn|Hyper r alphabetic character, letter, letter of the alphabet the conventional characters of the alphabet used to represent speech n (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole 3Syn|Hyper gas constant, universal gas constant constant a number representing a quantity assumed to have a fixed value in a specified mathematical context n a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air Syn|Hyper roentgen radioactivity unit a measure of radioactivity |
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英语词典包含147318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。