met.a.tho.rax

n.（名詞）
【復(fù)數(shù)】 met.a.tho.rax.es 或 met.a.tho.ra.ces [-thôr.…-sôz., -thôr.-]
The hindmost of the three divisions of the thorax of an insect, bearing the third pair of legs and the second pair of wings.
后胸：昆蟲(chóng)胸部中三個(gè)部分的最后一部分，長(zhǎng)有第三對(duì)腿和第二對(duì)翅

【引伸】
met.athorac.ic