Angela says she longs to join an amateur dramatics class.安杰拉说她渴望参加业余戏剧班。Angela Bassett has won critical acclaim for her excellent performance.安吉拉·贝塞特凭借其出色的表演赢得了评论界的好评。Angela stared pensively out of the window.安杰拉忧郁地望着窗外。...
自由构形是超平面构形中一类重要的构形.Free arrangement is a very important kind of hyperplane arrangement.又, X中超平面为T—列闭当且仅当它为T~ -— 闭.Also, a hyperplane in X is Tsequentially closed iff it is T ~ - - closed....