从今以后: henceforward, from now on...
伤亡: casualties, injuries and deaths...
实验: experiment, test, experimental, to experiment...
快速: fast, high-speed, rapid...
鲜明: bright, clear-cut, distinct...
工程: engineering, an engineering project, project, undertaking...
专利: patent, sth uniquely enjoyed (or possessed etc) by a certain group of people, monopoly...
行驶: to travel along a route (of vehicles etc)...
告诫: to warn, to admonish...
大姐: big sister, elder sister, older sister (also polite term of address for a girl or woman slightly older than the speaker)...
