theine

名词 n.
中文释义

英文释义

名词 n.
  1. Caffeine when present in tea. uncountable
    — Caffeine is called guaranine when found in guarana, mateine when found in mate and theine when found in tea. There is far more caffeine in coffees than in teas.
  2. Obsolete form of thane. alt-of,obsolete

词形变化

theines plural

词源

From French théine.
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