thorax/ˈθɔræks/复数形式thoraxes1胸部, 胸腔the middle part in the body of an insect between the head and the abdomen that bears the limbs or wings2胸部, 胸腔the part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates同义词： chestpectus3胸部, 胸腔the middle region of the body of an arthropod between the head and the abdomen