苏氨酸

threonine (Thr), an essential amino acid

sour / tart / sick at heart / grieved / sore / aching / pedantic / impractical / to make sarcastic remarks about sb / an acid

used in 嚕囌|噜苏[lu1 su1]

variant of 蘇|苏[su1] / to revive

surname Su / abbr. for Soviet Union 蘇維埃|苏维埃 or 蘇聯|苏联 / abbr. for Jiangsu province 江蘇|江苏 / abbr. for Suzhou city 蘇州|苏州

Perilla frutescens (Chinese basil or wild red basil) / place name / to revive / used as phonetic in transliteration

old variant of 蘇|苏[su1]

ammonia