二硫键 二硫鍵 èr liú jiàn ㄦˋ ㄌㄧㄡˊ ㄐㄧㄢˋ ji6 lau4 gin6

  • disulfide (chemistry)

Stroke order

Practice writing

Draw 二 (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.