英语词汇planetary mission怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?行星齿轮变速管
... planetary (1)行星的(2)行星齿轮的 planetary mission 行星齿轮变速管 planetary pinion 行星小齿轮 ...

短语

1
planetary-surface mission
行星表面着陆飞行任务

双语例句

1
The Cassini mission around Saturn has now been extended to 2017 to better study the complex planetary system as its season changes from equinox to solstice.
卡西尼环绕土星的任务目前已延长至2017年，以在其春秋分到冬夏至的季节变化时更好地研究这个复杂的行星系统。
2
NASA does have a planetary protection program where spacecraft are sterilized and sometimes destroyed at end-of-mission.
NASA的确有行星的保护计划。例如宇宙飞船是消毒过的，有时候在任务完成后会被销毁。
3
Atlantis' astronauts will install a new "wide-field planetary camera" during their 11-day maintenance-and-repair mission, the fifth to the telescope.
亚特兰蒂斯号宇航员将在为其11天的维修任务中为哈勃望远镜更换一部新的“广视角行星照相机”，这是对哈勃望远镜的第五次维修。

单词	planetary mission
释义	planetary mission 简明释义行星探测任务：指人类向太阳系内外行星、卫星、小行星等天体发送探测器进行科学研究的任务。网络释义 1 ?行星齿轮变速管 ... planetary (1)行星的(2)行星齿轮的 planetary mission 行星齿轮变速管 planetary pinion 行星小齿轮 ... 短语 1 planetary-surface mission 行星表面着陆飞行任务双语例句 1 The Cassini mission around Saturn has now been extended to 2017 to better study the complex planetary system as its season changes from equinox to solstice. 卡西尼环绕土星的任务目前已延长至2017年，以在其春秋分到冬夏至的季节变化时更好地研究这个复杂的行星系统。 2 NASA does have a planetary protection program where spacecraft are sterilized and sometimes destroyed at end-of-mission. NASA的确有行星的保护计划。例如宇宙飞船是消毒过的，有时候在任务完成后会被销毁。 3 Atlantis' astronauts will install a new "wide-field planetary camera" during their 11-day maintenance-and-repair mission, the fifth to the telescope. 亚特兰蒂斯号宇航员将在为其11天的维修任务中为哈勃望远镜更换一部新的“广视角行星照相机”，这是对哈勃望远镜的第五次维修。
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