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词汇 u
释义

u1

abbreviationjuːjuː
Physics
  • Denoting quantum states or wave functions which change sign on inversion through the origin.

    〔物〕u态,奇态。G 的反义词

    The opposite of g
juːjuː
  • in combination (in units of measurement) micro- (10⁻⁶)

    (度量单位)微

    direct read-out of concentration in ug or mg/l

    以微克/升或毫克/升表示的直接示值浓度读数。

U2

abbreviationjuːju
  • 1(in names of sports clubs) United.

    Oxford U
  • 2British Universal (denoting films classified as suitable without restriction).

  • 3Uruguay (international vehicle registration).

  • 4informal You.

    what will u do next?
juːju
  • The chemical element uranium.

U3

(also u)
nounPlural Us, Plural us, Plural U'sjuːju
  • 1The twenty-first letter of the alphabet.

    Synonyms
    not in service, unavailable for use, not in use, out of action, unserviceable
    1. 1.1 Denoting the next after T in a set of items, categories, etc.
  • 2"U"A shape like that of a capital U, especially a cross section.

    in combination U-shaped glaciated valleys

U4

adjectivejuːju
British informal
  • (of language or social behaviour) characteristic of or appropriate to the upper social classes.

    U manners
    Synonyms
    upper-class, aristocratic, upmarket, home counties

Origin

1950s: abbreviation of upper class; coined in 1954 by Alan S. C. Ross, professor of linguistics, the term was popularized by its use in Nancy Mitford's Noblesse Oblige (1956).

U5

nounPlural Us, Plural us, Plural U'su
  • A Burmese title of respect before a man's name, equivalent to Mr.

    U Thien San

u1

abbreviationjuː
Physics
  • Denoting quantum states or wave functions which change sign on inversion through the origin.

    〔物〕u态,奇态。G 的反义词

    The opposite of g
juː
  • in combination (in units of measurement) micro- (10⁶)

    (度量单位)微

    direct readout of concentration in ug or mg/l

    以微克/升或毫克/升表示的直接示值浓度读数。

U2

abbreviationjuyo͞o
informal
  • You.

    what will u do next?
juyo͞o
  • The chemical element uranium.

U3

(also u)
nounyo͞oju
  • 1The twenty-first letter of the alphabet.

    Synonyms
    not in service, unavailable for use, not in use, out of action, unserviceable
    1. 1.1 Denoting the next after T in a set of items, categories, etc.
  • 2"U"A shape like that of a capital U, especially a cross section.

    in combination U-shaped glaciated valleys

U4

adjectivejuyo͞o
British informal
  • (of language or social behavior) characteristic of or appropriate to the upper social classes.

    U manners
    Synonyms
    upper-class, aristocratic, upmarket, home counties

Origin

1950s: abbreviation of upper class; coined in 1954 by Alan S. C. Ross, professor of linguistics, the term was popularized by its use in Nancy Mitford's Noblesse Oblige (1956).

U5

nounuo͞o
  • A Burmese title of respect before a man's name, equivalent to Mr.

    U Thien San
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