a written symbol that is used to represent speech;
\\\"the Greek alphabet has 24 characters\\\"
造句
用作名詞(n.)
It was only the grapheme that has the main role for foreign students with an ideographic writing system at the primary stage and the intermediate stage. 無論是初級漢語水平還是中級漢語水平的表意文字背景留學生，都是字形發揮主要作用。