Representatives of different regiments and military departments marched through the square.

各个兵团和军事部门的代表都乘车从红场缓缓通过。

Lieutenant General Nguyen Trong Nghia is one of the heads of the military's political department.

Nguyen Trong Nghia 中将是军方政治部门负责人之一。

Researchers are working to reduce these threats Last year, commercial companies, military and civil departments and amateurs sent more than 400 satellites into orbit, over four times the yearly average in the previous decade.

研究人员正在努力减少这些威胁。去年，商业公司、军事和民用部门以及业余爱好者将 400 多颗卫星送入轨道，这一数字是过去十年年平均水平的四倍多。