延长线 yánchángxiàn extended line Definitions Defs Origin Strokes Stroke Words Sentences Sents yánchángxiàn extended line 延长 延長 yáncháng verb extension (of a line etc.) the act or result of making something longer; lengthening线 線 xiàn noun line (geometry) (geometry) the figure formed by a moving pointyánchángxiàn extension cord 延长 延長 yáncháng verb extension (of a line etc.) the act or result of making something longer; lengthening线 線 xiàn noun thread thread; string; wire; something long and thin like a thread; (bound form) made of cotton thread