Callus was induced from explants of cassava stem with bud and shootlet.用木薯茎切段及顶芽作为外植体,诱导木薯愈伤组织的形成.The results shew that hypocotyl's velocity, quality and differentiation were better than other explants.结果表明:外植体为胚轴出愈...
My nerves were constantly on edge.我的神经时刻处于紧绷状态。Their voices set your teeth on edge.他们的声音让你浑身不舒服。This long wait for news of my son's whereabouts has set my nerves on edge.我由于迟迟得不到关于儿子下落的消息而心烦意乱....
Rabbits proliferate when they have plenty of food.兔子有充足的食物就会繁衍得很快.There is a natural tendency for services to proliferate.各种服务大量产生就成为一种自然的趋势.Fantasies proliferate where factsare few.事实缺乏则幻想增多....