The massive - head buttress dam has some attractive features for certain locations.大头支墩坝对于某些地区仍有其值得注意的特色.A small turret or spire on a roof or buttress.有以百叶窗遮蔽的钟塔和尖顶的教堂;装了绿色百叶窗的小别墅.Steel bracket tray, storing cage, materi...
They were attacked unexpectedly from both sides as soon as they landed at a beachhead.他们一登上滩头阵地就意外地遭到两面夹攻.The troops were landed at a beachhead.部队被送到滩头堡登陆.Commander Tazewell Shepard , the naval aide , gave a report , pre...
药物分为内服药与外用药两类.Medicines are broadly classed as internal or external ones.很多内服药就是催化反应的产物.Many medicines are products of catalysts.这是内服药. 一天四次,每次两片.This is for internal use. Two tablets, four times a day....
某些种类的动植物不能适应迅速变化的环境。Some animal and plant species cannot accommodate to the rapidly changing cond-itions.这个岛屿拥有丰富多样的景致及种类繁多的野生动植物。The island offers such a wide variety of scenery and wildlife.现在可以买到许许多多不同种类的蘑菇。There are ...
It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas.人们早已知道，如果材料的表面积足够大，可引起催化反应。Modern technology catalyzed tremendous economic growth in China.现代技术促成了中国经济的巨大发展。T...