Further scans are required to confirm the diagnosis of an abnormality.需要进一步扫描来确诊是否出现异常病变。She began to consult doctors, and each had a different diagnosis.她开始四处寻医，但每个医生的诊断都不相同。Symptoms may not appear for some weeks, so di...
煤的需求下降了，煤价也相应下跌。Demand for coal is down and so are prices.专家说以目前的贱价出售根本不划算。Experts say it's just not worth selling out at current fire-sale prices.她说这么大的房子现在就是这个价。She says that's the going rate for a house this...
情报学知识与自然科学知识都具有反身性.Both informatics knowledge and natural science knowledge have reflexivity.信息可视化技术是情报学研究的新领域.Information visualization a new research field of information science.网络环境下,围绕图书馆学与情报学的交际圈.Network Associatio...