题材It is reported that the difficulties the American scientists met when the succeeded in sending up the first man-made satellite which is considered by some to be of fine quality are a lot greater than those the climbers came across when they tried to reach the top of the highest mountain in the world which lies in the southwest of China. (<The World of English >)   其独特的写作手法、事情的起因、经过、涉及的人物具体数字及作者的态度。