同根派生singularity n. 〈正〉異常,奇怪,奇特;奇點英汉例句用作形容詞 (adj.)用作定語: ～+ n.The noun “mouse” is the singular form of “mice”.名詞mouse是mice的單數形式。用作表語: S+be+～“One box” is singular; “two boxes” is plural.“一個盒子”是單數,“兩個盒子”是複數。