thor·ax
noun/ˈθɔːræks/
/ˈθɔːræks/
(plural thoraxes, thoraces
/ˈθɔːrəsiːz/
/ˈθɔːrəsiːz/
)- (anatomy) the part of the body that is surrounded by the ribs, between the neck and the waist
胸；胸腔 - the middle section of an insect’s body, to which the legs and wings are attached
enlarge image（昆虫的）胸，胸部
Word Originlate Middle English: via Latin from Greek thōrax.