They shut down the nuclear reactor for safety reasons.出于安全原因他们关闭了核反应堆。Emergency cooling systems could fail and a reactor meltdown could occur.紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。the core of a nuclear reactor核反应堆的活性区...
A town of central Italy in the Apennines northwest of Naples.卡西诺意大利中部亚平宁山脉腹地的一座城镇,位于那不勒斯西北部.Rome was set up by a group of islanders who lived in Apennines peninsula.罗马共和国是由一群居住在亚平宁半岛的岛民建成的....
How dare he distort the facts so brazenly!他怎么敢如此肆无忌惮地歪曲事实！" I don't know, " he answered, looking her brazenly over.“ 我也不知道, " 他厚颜无耻地打量着她.He was brazenly running a $400,000-a-month drug operation from the prison.他在监狱...
商业上采用的以镍作催化剂的氢化有两种.Commercially two main types of hydrogenations are carried out with Nickel catalyst.抑制剂和促进剂能影响氢化速率.Inhibitors and promoters may affect the rate of oxxidution.用六氢化邻苯二酸酐加入到邻苯二酸酐中,可使其放热反应减慢.Exothermic reac...