释义 |
U. 汉语翻译【医】 单位 英语解释:名词 u.:- a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
同义词:uracil, U - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
同义词:uranium, U, atomic number 92 - the 21st letter of the Roman alphabet
同义词:U, letter u
形容词 u.:- (chiefly British) of or appropriate to the upper classes especially in language use
同义词:u
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