Distributive characters of hypervelocity fragments impacting double - level target were researched.研究了超高速破片碰撞 双层 靶形成碎片云的分布特点.The meteorites struck the earth with hypervelocity impacts.流星以超高速撞击力冲击地球.Studies the hyperveloc...
The university of Chicago is a private, nondenminational, coeducational institution of higher learning and research.芝加哥大学是一所私立大学, 是非教派立的男女同校的高等教学和研究院校....
The messenger bent and scratched at his knee where the strapping chafed.送信人弯下腰来，挠着膝部被绑腿磨红的地方。He was a bricklayer—a big, strapping fellow.他是位砌砖工——一个高大健壮的小伙子。The carer will have to do all the work: placing the patient on t...
a rambling old farmhouse凌乱的旧农舍Madge, therefore , uninterrupted, went on with the wild disjointed chat which her rambling imagination suggested.而玛吉凭着她无拘无束的想象, 自由自在地继续扯谈些不相连贯的事情.It was easy to get lost in the rambling hous...
天文学家们过去一直感到奇怪,为什么只有土星有光环.Astronomers used to ask why only Saturn has rings.“土星族”飞行器可以分为三类或三组.The Saturn family of launch vehicles falls into three types or groups.数值例子大多数取自“土星V”飞行器的研究.Numerical examples are mostly taken ...
...a wooden crate, sheltered from wetness by sheets of plastic...用塑料薄膜防潮的木板箱His solemn eyes were too bright . And down one cheek was a track of wetness.他那严肃的双眼异常晶亮,一边面颊上还有润湿的痕迹.Anti-perspirants stop wetness, deodorants s...