thorax
/ˈθɔːræks/noun
(pl. thoraces /-rəsiːz/ 或thoraxes)
1- Anatomy & Zoology the part of the body of a mammal between the neck and the abdomen, including the cavity enclosed by the ribs, breastbone, and dorsal vertebrae, and containing the chief organs of circulation and respiration; the chest【剖, 动】胸; 胸廓。
1.1
- Zoology the corresponding part of a bird, reptile, amphibian, or fish【动】（鸟、爬行动物、两栖动物或鱼的）胸廓, 胸部。
1.2
- Entomology the middle section of the body of an insect, between the head and the abdomen, bearing the legs and wings【昆】胸（部）。
词源
late Middle English: via Latin from Greek thōrax.