单词	boom throw-forward
释义	boom throw-forward boom throw—forward Distance along a track from the origin of a shock wave to ground impact. The sonic boom is heard at the point of ground impact.
随便看	arnold dolmetsch arnold, dr arnold, emanuel arnold, eve arnold, fedor arnold, fedor karlovich arnold, frances hamilton arnold franz walter schoenberg arnold franz walter schonberg arnold, friedrich arnold ganglion arnold gesell arnold geulincx arnold graffi arnold, henry arnold, henry harley arnold iakovlevich neibut arnoldist arnoldi, vladimir arnoldi, vladimir mitrofanovich arnold johannes sommerfeld arnold johannes wilhelm sommerfeld arnold joseph toynbee arnold, julius arnold lang

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