冠词
6.A word that defines or limits, such as the definite article or a demonstrative pronoun.
7.In some systems of grammatical analysis, any short function word, including articles, prepositions, and conjunctions.
8.To put someone on hold (used in business telephoning): To ask a phone caller to wait (usually music is played while s/he is waiting).
9.Any of a class of words used to signal nouns and to specify their application. In English, the indefinite articles are a and an and the definite article is the.
