有些巨大的木贼类和科达目植物高度达到一百英尺.Some giant horsetails and Cordaitales reached nearly 100 feet.新烟草碱与假木贼碱在两个群体中均显著正相关.Anatabine was significantly and positively correlated with anabasine in both populations.目的: 研究木贼对心脏功能的影响.Objecti...
I can hardly conceive of your doing such a thing.我很难想象你会做出这种事情.I could not conceive that he would do such a silly thing.我不能想像他竟会干这种傻事.It's difficult to conceive of traveling to the moon.难以想象到月球旅行会是什么样子....