zeeleemoon
Shenzhou Seven Shenzhou 7 下面是新华社的文章 BEIJING, Sept. 23 -- The Jiuquan Satellite Launch Center in northwest China's Gansu Province has undergone some final tests, ahead of the launch of the Shenzhou Seven. The test of turning off the machine in an emergency in the launching area started on Monday morning. It took place in the command center. And all those in charge of the seven systems, including the rocket and spaceship,attended. The test aimed to check the ability to handle a problem after the launch the main test of today's examination, with the power system on. Zhang Jianqi, Vice Director China Spaceship Project, said, "The meaning of today's test was to see whether we can carry out the launch as planned." After the examination, the launch center in Gansu and other observing stations are expected to undergo exercises under the same command. The astronauts who've arrived at Jiuquan will join in the exercises.
追趕跑跳碰
village 英[ˈvɪlɪdʒ] 美[ˈvɪlɪdʒ] n. 村庄; 村镇; 乡村居民; 村民; [例句]He lives quietly in the country in a village near Lahti.他在拉赫蒂附近的一个乡村里过着平静的日子。[其他] 复数:villages
旋转吧陀螺
1楼君,这真不是希腊字幕。。。这是罗马计数法。。。接下来是VII(7),VIII(8),IX(9),X(10)。总之记住I=1,V=5, X=10.另外如果记更大的数的话L=50, C=100, D=500,M=1000.如果大数在小数后面就代表大数要加上小数组成一个位数,如果小数在大数前就代表此位的竖直要做减法。比如1829,就会记成MDCCCXXIX,分解下来就是:千位:M;百位:DCCC;十位:XX;个位:IX
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