消防员须身穿保护装置及正压呼吸设施.Firemen should wear proper protective equipment and positive pressure self - contained breathing apparatus.可以工作在正压或负压下, 简单的螺丝刀调节, 多种弹簧可选.They work under pressure or suction. Simple screwdriver adjustmen...
Cinderella suffered many slights from her sisters.灰姑娘受到她姊妹的许多轻慢.These are my distinguished guests, and should not suffer any slights.这几位都是我的上客, 一定不能怠慢.Personal strength: A tenacious memory, especially for real or imagine...
They'd been a dejected lot when he'd arrived at the shipyard, but now they sparkled with enthusiasm.他刚到船厂时，他们曾是一群垂头丧气的人，现在的他们却热情洋溢。After that, through the rifts in the inky clouds sparkled redder and yet more l...
In those days, dentistry was basic. Extractions were carried out without anaesthetic.那时候，牙科学刚起步，拔牙都不打麻药。His work was important in helping establish dentistry as a separate profession.他在推动牙医学发展成一门独立学科的过程中发挥了重要作用.Health Sc...
To explore a new means for axial eye length measurements when vitreous turbidity in intercurrent cataract.目的:探索并发性白内障玻璃体混浊时准确测量眼轴的新方法.This effectively means that the government does not agree with the proposals...这实际上就意味...