a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
the cardinal compass point that is a 270 degrees
a unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohm
the 23rd letter of the Roman alphabet
造句
In English, b, p, m and w are bilabials. 英語中的b、p、m、w為雙唇音。