footprints in the sand沙地足迹He squatted down beside the footprints and examined them closely.他蹲在脚印旁仔细地观察.I did a little sleuthing to see if I could find any footprints.为了看能否找到什么脚印，我做了一番小小的侦察。...
distinct footprints in the mud烂泥里清楚的脚印His footprints were clearly evident in the heavy dust...厚厚的尘土中他的脚印清晰易见。I did a little sleuthing to see if I could find any footprints.为了看能否找到什么脚印，我做了一番小小的侦察。He squatted down beside t...
This problem has been preying on my mind all day.这个问题让我伤了整整一天脑筋.For a while he let his eyes idly follow the preying bird.他自己的眼睛随着寻食的鸟毫无目的地看了一会儿.Now environmental protection is more preying than ever before.现在,环境保护比以往任何时候...
本文阐述了电蚀加工用易切削电极材料的研制.The preparations of a free - machining electrode material used in electrolytic corrosion processing is related here.高闪点,就算是高电流量电蚀也极为安全.High flash point which ensures a safety working environment even...
人们把火山灰与石灰的混合物加到集料中.This mixture of pozzolana and lime was then added to an aggregate.提出并验证了四种具有实用价值的集料级配组成.The paper has put forward and testified four utilizable aggregate gradation.碱是混凝土发生碱 - 集料 ( AAR ) 反应的重要因素之一.Alkal...
They were thrilled to discover a perfectly preserved specimen of Roman pottery.他们因发现了一件保存完好的罗马时代陶器而欣喜若狂。The electric atmosphere both terrified and thrilled him...极度紧张的气氛让他既害怕又兴奋。His one -- a - kind packaging thrilled an ...