sidereal day恒星日(23时56分)Tropical year, and sidereal year are two different concepts.回归年与恒星年是不同的两个概念.sidereal hour恒星时(恒星日的 1/24)sidereal time恒星时sidereal year恒星年(365日6时9分9秒)The sidereal year is not used to construct a calen...
小说《西游记》表现出丰富的想像力.The novel " Pilgrimage to the West'shows plenty of imagination.对某些人来说, 读游记可代替真正的旅行.For some people, reading travel books is a surrogate for actual travel.马可波罗游记中提到忽必烈曾派使节到马尔加什.Marco Polo's trav...
Catalytic dehydrogenation of ethylbenzene is an important method for production of styrene.乙苯催化脱氢是生产苯乙烯的主要方法.Methanol dehydrogenation is a promising route for commercial production of anhydrous formaldehyde.甲醇直接脱氢制无水甲醛是具...
Murray was an affable, free-spirited man.默里是个温和友善、无拘无束的人。" Who do you think will get the job? " " Thomson, Murray, and Jenkinson are the three front - runners. "你认为谁会得到这份工作? 汤姆森, 默里和 詹金森 为三个领先者.The home side drew first b...