Biotite is a subordinate constituent of the mafic and ultramafic rocks generally.黑云母一般是镁铁质及超镁铁质岩石中的次要成分.Late Precambrian mafic dyke swarms are extensively developed in the central North China Craton.华北克拉通中部广泛发育晚前寒武纪镁铁质岩墙...
A referendum would be divisive.公投将产生分歧。Abortion has always been a divisive issue.人工流产一直是个引发争议的问题。All this can lead to divisive family arguments to which guilt is a major contributor.所有这些都能导致家庭意见不和，而内疚是其中的主要因素。...
Domestic chickens are descended from jungle fowl of Southeast Asia.家鸡是由东南亚原鸡演变而来的。fowl such as turkeys and ducks诸如火鸡和鸭之类的家禽Since my heart attack, I've eaten more fish and fowl and less red meat.自从我患了心脏病后, 我就多吃鱼肉和禽肉,...