/ˈθɔ:ræks ||; ˈθɔræks/noun[C] 1 (medical医学) the middle part of your body between your neck and your waist 胸；胸廓
2 the middle section of an insect's body, to which the legs and wings are connected （昆虫的）胸部
☞Look at abdomen. 参看abdomen。 ➔thoracic /θɔ:ˈræsɪk ||; θɔˈræsɪk/ adj