vanguard
英 ['v?ngɑ?d]
美['v?nɡɑrd]
- 先鋒盾
- n. 前鋒科學衛(wèi)星
英英釋意
- 1. the leading units moving at the head of an army
- 2. any creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts)
- 3. the position of greatest advancement; the leading position in any movement or field