U

单词音标

U音标[ju:]

汉语翻译

a. 适于各种年龄观众的

n. 适合各种年龄的人观看的影片

【计】 装置, 部件, 单元, 更新, 用户

【医】 铀(92号元素)

词型变化

名词复数:u\'s

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

a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons

同义词：uranium, atomic number 92

the 21st letter of the Roman alphabet

同义词：letter u

形容词 u:

(chiefly British) of or appropriate to the upper classes especially in language use