Read Edit View history 汀线 tīngxiàn beach line Origin Definitions Defs Strokes Stroke Words Sentences Sents 汀线 汀線 tīngxiàn beach line the line or mark formed on a beach by the impact and erosion of waves; used by geologists to track changes in sea level
汀线 汀線 tīngxiàn beach line the line or mark formed on a beach by the impact and erosion of waves; used by geologists to track changes in sea level