theine是什么意思_英语theine中文翻译_牛津英汉词典

theine theine
/ 5Wi:i:n /

◙ noun
1. [mass noun] caffeine, especially when it occurs in tea
• 咖啡碱

1. mid 19th cent.: from modern Latin Thea (former genus name of the tea plant, from Dutch thee) + -ine