ectomorphic

形容词 ectomorphic:

1. having a build with little fat or muscle but with long limbs

ec.to.mor.phic

adj.（形容词）
Of or relating to an ectomorph.
瘦型体质者的或与之有关的

来源：
ecto(derm)
ecto(derm)
-morphic
-morphic

【引伸】
ec.tomor.phy
n.（名词）