色胺酸 sè àn suān ㄙㄜˋ ㄢˋ ㄙㄨㄢ sik1 on1 syun1

  • (Tw) tryptophan

Stroke order

Practice writing

Draw 色 (1 of 3) — stroke by stroke.

Draw each stroke of the character in order using your mouse or finger. A hint appears after three misses.