He has been clocked at 11 seconds for 100 metres.他100米跑了11秒。Thirty seconds later she reappeared and beckoned them forward.30秒后她又出现了，示意他们往前来。Davies finished almost two seconds in arrears for third place.戴维斯落后了差不多两秒，获得第三名。...
After the failure of electricity supply the city was in chaos.停电后,城市一片混乱.After the failture of electricity supplies the city was in chaos.电力不足使得城市一片混乱.By the time we reached Cranleigh Gardens, the place was in chaos.我们到达...
The disposable use asepsis injector consists mainly of coat, the piston rod etc parts, core.一次性使用无菌注射器主要由外套 、 活塞 、 芯杆等零配件组成.He welded the broken rod.他焊接一根断了的杆子.Ho ! Assyrian , the rod of my wrath, the instrument of my pu...
数据库安全涉及到数据库中数据的机密性 、 完整性、可用性.The database security involves data secret, integrity and usability.机密性: 保证对信息的未授权访问会得到拒绝.Confidentiality: Ensuring unauthorized access to information will be denied.其基本性质有:公平性 、 不可否认性 、 可终止性...