In Ancient Greek, one of the final two or three syllables of a word carries an accent. Each syllable may contain one or two vocalic morae, but only one can be accented; accented morae are pronounced at a higher pitch.
US military to launch fastest-ever plane. By the time you finish reading this sentence, the Falcon HTV-2, the fastest plane ever built, could have flown 18 miles. It would get from London to Sydney in less than an hour, while withstanding temperatures of almost 2,000C, hotter than the melting point of steel.
The CH-47F Chinook, the fastest military helicopter in the world, has a maximum speed of 315km/h. The Mi-35M (NATO code name: Hind E) military transport helicopter can fly at a maximum speed of 310km/h. The EH101 Merlin (now called AW101) medium-lift helicopter is one of the fastest military rotorcraft in the world.