单词
vanguard
英 ['vængɑːd] 美['vænɡɑrd]
基本信息
英英释义 考试真题 实用场景例句
  • 先锋盾
  • n. 前锋科学卫星
扩展词汇低频词GRE

考试真题

It might seem surprising to think about an item staying in space for that long, but the oldest satellite still in orbit—Vanguard 1—turned 60 in 2018.

2019年6月六级真题（第二套）阅读 Section C

vanguard相关单词
vanguard
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