开展: to launch, to develop, to unfold, (of an exhibition etc) to open...
严峻: grim, severe, rigorous...
陆续: in turn, successively, one after the other, bit by bit...
团长: regimental command, head of a delegation...
电报: telegram, cable, telegraph...
稳: settled, steady, stable...
屋子: house, room...
神气: expression, manner, vigorous, impressive, lofty, pretentious...
南瓜: pumpkin...