guaranine

名词 n.
中文释义

英文释义

名词 n.
  1. Caffeine extracted from guarana. uncountable
    — V-tonic Bath Spheres by Fresh contains a cola-nut extract that the company promises will energize the skin, and Kiss My Face’s Wake Up toothpaste has guaranine, a form of caffeine found in guarana seeds.

词源

From guaran(a) + -ine.
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