第四磨牙

【医】 fourth molar of Primates

第四的英语翻译：

fourth; fourthly

磨牙的英语翻译：

grind one's teeth; indulge in idle talk; molar
【医】 axle-tooth; azzle-tooth; azzlz teeth; back teeth; brymus
dentes columellaris; dentes molares; grinder; jaw teeth
masticatory teeth; molar; molar teeth; mylodontes; mylodus
odontoprisis; triturating teeth; wall teeth