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Ranger program

  • 测距者计划，徘徊者计划

网络释义专业释义英英释义

短语

Junior Ranger Program 少年巡察员活动

  • 测距者计划

·2,447,543篇论文数据，部分数据来源于NoteExpress

Ranger program

  • abstract: First image of the Moon returned by a Ranger mission (Ranger 7 in 1964)The Ranger program was a series of unmanned space missions by the United States in the 1960s whose objective was to obtain the first close-up images of the surface of the Moon. The Ranger spacecraft were designed to take images of the lunar surface, returning those images until they were destroyed upon impact.

以上来源于: WordNet

双语例句权威例句

  • At Yosemite alone, more than 20,000 kids take part in the Yosemite Junior Ranger Program.

    仅在约塞米蒂国家公园，就有2万多名儿童参加了约塞米蒂初级护林员项目。

    youdao

更多双语例句

  • Kids can pick up a Junior Ranger Program activity booklet.

    BBC: Finding solitude in US national parks

  • On its Twitter account this week, the agency commented about the letter of apology from the junior park ranger, a title given to youths between ages 7 and 13 who complete a program while visiting a national park.

    CNN: STORY HIGHLIGHTS

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