如果不加限制，城市往往会联合发展成越来越大的集合城市。Cities, if unrestricted, tend to coalesce into bigger and bigger conurbations.数以百计的孩子们被集合起来。The children were assembled in hundreds.全体学生获通知到大礼堂集合。All the students were asked to assemble in the ...
They went down to the shore to watch the fishermen hauling in their nets.他们跑到岸边看渔民拖网.They had little difficulty in finding it. but hauling it out of the water proved to be a serious problem.馅饼盘不难找到, 但是把它拖出水面却是个严重的问题.For ...
As he talked, an airforce jet screamed over the town.他谈话时，一架军用喷气式飞机在镇子上空呼啸而过。The Royal Airforce sill remained dangerously short of bombers.英国皇家空军仍未脱离极为缺乏轰炸机的危境.The town has been heavily bombarded by the army backed by th...
Hepatitis E virus ( HEV ) strain 87 A and enterovirus ( ETV ) echovirus type 13 were inocu - lated onto A 549 cell line.建立了生物素标记探针技术,以便用于戊型肝炎病毒 ( hepatitisEvirus,HEV ) 的诊断及与肠道病毒的鉴别....