Data from Voyager II has presented astronomers with a puzzle about why our outermost planet exists...“旅行者二号”发回的数据给天文学家们提出了一个难题：离我们最远的那颗行星为什么会存在。Somehow the geriatric Voyager 2, arthritic and partially deaf, managed to re...
The miners tunnelled through the mountain to find coal.矿工在山里打通隧道找煤.The rescuers tunnelled their way ( in ) to the pot - holers.救援人员挖地道通向那些探察洞穴的人.They tunnelled along under the walls and up into the woods beyond.他们在围墙下面挖地...
Where Marcella lives, the rents are fairly cheap, but a little further north it's a different story.玛塞拉居住的地方，租金比较便宜，但稍稍再往北一点情况就不同了。Where did you meet him?...你在哪里见过他？...the sudden glitter where a newly-flooded field ...
Aim study the characteristic of the hemolysin of Edwardsiella tarda.目的研究迟缓爱德华菌溶血素的特征.Abstract: Aim study the characteristic of the hemolysin of Edwardsiella tarda.文摘: 目的研究迟缓爱德华菌溶血素的特征.LHC could significantly increase hem...
他们将集中教授阅读、写作和算术基础知识。They will concentrate on teaching the basics of reading, writing and arithmetic.他用这个节目的录像带教授英语。He uses tapes of this program to teach English.这本书对于教授文学的老师来说帮助非常大。The book is an invaluable aid to teach...