「r」の発音の仕方

「r」の独自の発音を追加します

「r」の意味と定義

Noun

a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air

同義語:

Noun

(physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole

同義語:

Noun

the 18th letter of the Roman alphabet

同義語:

Noun

the length of a line segment between the center and circumference of a circle or sphere

同義語: