Barium is found in some oilfield brines in concentrations greater than 100 mg / litre.在有些油田卤水中,钡的浓度大于100毫克/升.Practical applications for heat flow measurements in ocean floors are the location of hot brines.洋底热流量测量的实际目的是圈...
I staggered and had to clutch at a chair for support.我踉踉跄跄地，不得不抓住一把椅子稳住自己。I struggled into a bathrobe and staggered down the stairs.我挣扎着穿上浴衣，踉跄地下了楼。He staggered on the uneven surface of the car park.他摇摇晃晃地行走在停车场凹凸不平的地面上。...
His ancestral home is in France.他原籍法国.All the Pomoideae were allopolyploids drived from a doubled hybrid between two remote ancestral types.所有的梨亚科是由两个远缘祖先类型双杂交演化的异源多倍体.I thought of the night when I first came to his ance...