Beauty in things exists in the mind which contemplates them.事物的美存在于细心观察它的人的头脑中.Racism still exists to varying degrees.种族主义仍不同程度地存在着....the variety of food crops and flora which now exists in Dominica.现存于多米尼加的各种粮食作物和植物群落S...
Most antelopes, for example, can withhold their young for weeks, even months.例如, 绝大部分羚羊能把分娩期推迟几个星期, 甚至几个月.It was unscrupulous of their lawyer to withhold evidence.他们的律师隐瞒证据是不道德的。You have the right to withhold your custom...
Serum autoantibodies may induce false positive result of anti - HIV test.血清中自身抗体可引起 抗 -HIV初筛试验结果假阳性.Autoantibodies of AIHA have blood type antigen specificity.自身免疫性溶血性贫血(AIHA)的自身抗体具有血型抗原特异性.Conclusions: ASST is of great ...