Read Edit View history Discussion 焦距 jiāojù HSK7 focal length Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 焦距 jiāojù focal length The distance from the center of a lens or the vertex of a curved mirror to its principal focus; focal distance Edit Delete References Add reference No references for this word.
焦距 jiāojù focal length The distance from the center of a lens or the vertex of a curved mirror to its principal focus; focal distance Edit Delete