He was waving his arms to draw their attention.他正挥手以引起他们的注意。She learned to draw by tracing pictures out of old storybooks.她通过描摹旧故事书上的图画学会了画画。Entry to this prize draw is limited to UK residents.这次抽奖只限英国公民参加。...
She said Diana used this liberty dictators ( celebrity status ) to draw attention to unpopular causes.她谈到,戴安娜用自己的名声使人们注意到那些不太流行的事情.Now and again the hunter can hear a long - draw dolorous whine of some unseen coyote.猎人不时...
The oil is attacked by naturally occurring microbes which break it down.原油受到了自然产生的分解油类物质的微生物的侵蚀。Many of these microbes were observed in the infected host by light - microscope.人们用光学显微镜,在受侵染的寄主中观察到这些微生物.Microbes are too s...
The earth rotates on its axis once every 24 hours.地球每24小时依其轴心自转一次.The camshaft rotates in phase with the crankshaft, but at half its speed.凸轮轴和曲轴协调旋转, 但速度仅是曲轴的一半.The earth rotates once a day on its axis.地球绕它的自转轴一天旋转一周....
This became known as the streak method for isolating bacteria.这个方法以后就称为分离细菌的划线法.Air - conditioning ducts create a perfect Legionnaire's disease bacteria.空调系统 的输送管则是军团病细菌的绝佳温床.This method is effective to the facultat...