buttock是什么意思

网络释义

1)buttock,纵剖线船尾型2)buttock lines,船尾纵剖线3)aftline['ɑ:ftlain],船尾部纵剖线4)bow and buttock lines,纵剖型线5)buttock line,船体纵剖线6)buttock line,[船]船体纵剖线