a mountainous area
n.山区
热门单词
- a king's ransom
- a man of rank
- A-4
- a.p.r.
- abluent
- abrasive particle
- absolute simplex
- absolute threshold
- absolutely convex closed set
- absorbance
- absorbentia
- absorbent layer
- absorption limit
- abstinent
- acceleration factor
- access circuit
- accessory reproduction
- accommodation reflex
- accounting entity
- accredited teacher
- accumulator rectifier
