van·guard /ˈvænˌgɑrd ||ˈvæŋ-/
前鋒,先鋒,先驅
Van·guard n. Mil. The troops who march in front of an army; the advance guard; the van.
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vanguard
n 1: the leading units moving at the head of an army [syn: van]
2: any creative group active in the innovation and application
of new concepts and techniques in a given field
(especially in the arts) [syn: avant-garde, van, new
wave]
3: the position of greatest advancement; the leading position
in any movement or field [syn: forefront, cutting edge]