资料来源 : pyDict
逗号,逗点
资料来源 : Webster's Revised Unabridged Dictionary (1913)
Comma \Com"ma\, n. [L. comma part of a sentence, comma, Gr. ?
clause, fr. ? to cut off. Cf. {Capon}.]
1. A character or point [,] marking the smallest divisions of
a sentence, written or printed.
2. (Mus.) A small interval (the difference between a major
and minor half step), seldom used except by tuners.
{Comma bacillus} (Physiol.), a variety of bacillus shaped
like a comma, found in the intestines of patients
suffering from cholera. It is considered by some as having
a special relation to the disease; -- called also {cholera
bacillus}.
{Comma butterfly} (Zo["o]l.), an American butterfly ({Grapta
comma}), having a white comma-shaped marking on the under
side of the wings.
资料来源 : WordNet®
comma
n 1: a punctuation mark (,) used to indicate the separation of
elements within the grammatical structure of a sentence
2: anglewing butterfly with a comma-shaped mark on the
underside of each hind wing [syn: {comma butterfly}, {Polygonia
comma}]
资料来源 : Free On-Line Dictionary of Computing
Comma
COMputable MAthematics.
An {ESPRIT} project at KU {Nijmegen}.
(1994-11-30)
comma
"," {ASCII} character 44. Common names: {ITU-T}:
comma. Rare: {ITU-T}: cedilla; {INTERCAL}: tail.
In the {C} programming language, "," is an operator which
evaluates its first argument (which presumably has
{side-effect}s) and then returns the value of its second
argument. This is useful in "for" statements and {macro}s.
(1995-03-10)