Read Edit View history 定长 dìngcháng fixed length Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 定长/定長 · dìngcháng · fixed length 2026/03/12 定长 / 定長 dìngcháng fixed length a length that is fixed, constant, or predetermined. 圆的半径是一个定长。 verb created sense Mar 12, 2026, 01:45 AM