vanguard
n.
mid-15c., vaunt garde, from Middle French avant-garde, from avant "in front" (see avant) + garde "guard" (see guard, n.). Communist revolutionary sense is recorded from 1928.
| 词汇 | vanguard | 
| 词根词缀 | Online Etymology Dictionary vanguard n. mid-15c., vaunt garde, from Middle French avant-garde, from avant "in front" (see avant) + garde "guard" (see guard, n.). Communist revolutionary sense is recorded from 1928. | 
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