downstep

英 ['daʊnstep] 　 　 美 ['daʊnstep] 　 　
  • 声调下降

downstep的相关资料：

临近单词

Downey down downhole switch downspout strap downhole burner down deflection downlink uplink down flow apron downtick volume downbent sector downdraught fan downhole string
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