n.前鋒；先鋒；先驅(qū)

The vanguard units started off last night. 前鋒部隊(duì)昨晚已經(jīng)出發(fā)。

He is the vanguard of the avant-garde who, on the back line is a waste. 他是打前鋒前衛(wèi)出身的，放在后衛(wèi)線上是一種浪費(fèi)。

In a way they played a vanguard role. 在某種意義上說，他們起了先鋒的作用。

They are not bookworm, is the master of books, updating knowledge is the vanguard. 他們不是書呆子，是書本的主人，是知識更新的先鋒。

They are in the vanguard of technological advance. 他們是技術(shù)發(fā)展的先導(dǎo)。

He is the vanguard and luminary of global instructor of senior leaders. 全球高級領(lǐng)導(dǎo)者教練領(lǐng)域的先驅(qū)與權(quán)威者。