絲氨酸 [丝－－]

Jyutping si1 on1 syun1
Pinyin sī ān suān

Definitions (CC-CEDICT)
  1. serine (Ser), an amino acid
Definitions (Wiktionary)
  1. noun, Mainland-China
    serine
    (syn.) 丝胺酸, 絲胺酸