单词	speciality steel
释义	speciality steel 特种钢
随便看	primary deposit and derivative deposit primary depot primary depression primary depressive illness primary derivative primary dermal leishmaniasis primary desiccation syndrome primary design primary design criteria primary design parameters primary design stage primary design variable primary desorption primary desperrsion primary detachment primary detachment of choroid primary detachment of retina primary detecting element primary detector primary deuteron Primary Development Contract primary deviance primary Deviance primary deviation primary device