吉尔吉斯与乌兹别克斯坦、哈萨克斯坦和塔吉克斯坦接壤。Kirgizia is bounded by Uzbekistan, Kazakhstan and Tajikistan.波兰和德国接壤.Poland has a common border with Germany.我们和苏联接壤.We are Siamesed to the Soviet Union....
介绍了吩噻嗪的制备方法, 主要是二苯胺与硫在催化剂存在下反应的方法.Its preparation method, which mainly reacted by diphenyl amine and sulfur with catalyst, is introduced.本文报道了两种新的吩噻嗪衍生物的合成, 光学及其电化学性质.The synthesis, luminescence and electrochemical prope...
The nation's unemployment rate has been climbing steadily since last June.自去年6月以来，该国的失业率一直在不断上升。I told her about him climbing up the drainpipe.我对她讲了他从排水管爬上去的事儿.His sporting and political interests coalesced admirabl...