"111477710"^^ . "11477710-n"^^ . . . "beat"@en-us . . "beat"^^ . . . "110737284"@en-us . "a single pulsation of an oscillation produced by adding two waves of different frequencies; has a frequency equal to the difference between the two oscillations"@en-us . . "0"^^ . . . "107814228"@en-us . . . "0"^^ .