2025-07-30 16:17:01 浏览次

vanguard是什么意思 英[ˈvænɡɑːd] 美[ˈvænɡɑːrd] n. 前锋, 先锋, 先驱n. the leading units moving at the head of an armyn. the position of greatest importance or advancement; the leading positi...