I just bought two kilos of Chinese white pears at a fruIt'stand .我刚在 水果摊 儿上买了2斤白梨.Am I the only sour cherry on the fruIt'stand , right?我是唯一只有酸樱桃的 水果摊, 对 吧 ?Carlie and Steve are buying some fruit at a fruIt'...
心皮是由大孢子叶两边愈合进化而来的.It has evolved by fusion of the two edges of the megasporophyll.孢子异型:指植物产生两种大小不同的孢子: 小孢子和大孢子.Heterospory The production of two different sizes of spore: microspores and megaspores.通常较大的大孢子含有更多的贮藏养料.The ...
这俱乐部被知识分子小集团把持着.The club is dominated by a small clique of intellectuals.他的指示就是军令, 从 “ 小集团 ” 一直下达到成百上千的工作人员.His orders were commands, passed down from the " ring " to its hundreds or thousands of workers.这种核心小集团存在下来,是由于施...