U
volume
British pronunciation/jˈuː/
American pronunciation/ˈju/

"u"的定义和意义

01

u (字母)

the 21st letter of the Roman alphabet
02

尿嘧啶, U (尿嘧啶碱基)

a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
01

上层阶级的, 贵族的

(chiefly British) of or appropriate to the upper classes especially in language use
U
volume
British pronunciation/jˈuː/
American pronunciation/jˈuː/
01

U (通用), 适合所有人

describing a movie that is suitable for everyone's view, including children

u

n
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