总统: president的: 4次方是 The fourth power of 2 i ...空间探索: space exploration计划: plan; project; programme; de ...布什总统: george w. bush老布什总统: george h. w. bush探索计划: exploration program; search plan布什总统就职演说: the presidential inaugural speech布什总统开战宣言: president bush addresses the nation布什总统圣诞讲话: president bush's christmas address布什总统亚洲之旅: president bush's trito asia宇宙空间探索: space exploration载人空间探索: manned space exploration宇宙空间探索工作: space effort布什总统连任就职演说: the second inaugural address of george w. bush布什总统清华大学演讲: president bushs remarks at tsinghua university布什总统为日本经济投了信心选票: bush gives japan economy a vote of confidence空间查询 空间的问い合わせ, 空间探索: spatial query总统的: presidential空间探测: in-space detection; space exploration; space probe; space probing; space sounding空间探测器: space probe总统布什: president bush不载人实间探索: unmanned space exploration最长作业时间探索: longest operation time heuristic空间探测仪器: space instrument