| 释义 |
r 1/R 英ɑː美ɑrAHDär
基本英英搭配近义反义例句
n.字母r¹⁰⁰
Noun:
a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry airphysics the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per molethe 18th letter of the Roman alphabetthe length of a line segment between the center and circumference of a circle or sphereA and R=artists a…R.医 有机根，列[…R and D研究与开发R and B=Rhythm an…R & D研究与开发R & B=rhythm an…CD-R可擦写光盘=Com…r字母rB/Rbills rece…R months(九月到次年四月牡…r month参照 month
近义词 roentgen伦琴radius半径范围gas constant气体常数universal gas constant通用气体常数…
名词100%
The trilled `r' is produced by vibrating the tongue against the upper teeth.发带颤音的r，舌抬向上齿颤动而成。 |