求翻译：2003年10月15日到10月21日,我国成功进行了首次载人航天飞船的发射,成为世界上继美国、前苏联后成功发射载人航天飞船，成为航天大国。是什么意思？

October 15, 2003 to October 21, China successfully conducted its first manned spacecraft launch, the world after the United States, former Soviet Union after the successful launch of manned spacecraft, a space powers.

On 15 October 2003 to 21 October for the first time, and my success of the manned spacecraft launch, to become the world's success after following the example of the United States, the former Soviet Union, launching a manned spacecraft into space powers.

On October 15, 2003 to October 21, our country succeeded has carried on for the first time the man-in-space flight airship launch, after became in the world to continue US, former Soviet Union succeeds the launch man-in-space flight airship, became astronautics great nation.

October 15, 2003 to October 21, China successfully conducted the first manned space shuttle launch, the world following the United States, the former Soviet Union successfully launched a manned spacecraft, as a space power.

October 15, 2003 to October 21, China successfully conducted its first manned spacecraft launch, the world after the United States, former Soviet Union after the successful launch of manned spacecraft, a space powers.