环氧乙烷 環氧乙烷

环氧乙烷 環氧乙烷 huán yǎng yǐ wán ㄏㄨㄢˊ ㄧㄤˇ ㄧˇ ㄨㄢˊ waan4 joeng5 jyut3 jyun4

  • ethylene oxide

Stroke order

Practice writing

Draw 环 (1 of 4) — stroke by stroke.

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