caffeine 详细解释

caffeine

['kæfi:n]

n.咖啡因

词形变化

形容词: caffeinated |

词义辨析

同义参见:

stimulant  

英英释义

名词 caffeine:

a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects

同义词:caffein

补充

caffeinecaffeine英:[ˈkæfi:n] 美:[kæˈfin, ˈkæfˌin, ˈkæfiɪn]n.1.〈化〉咖啡因

例句

1. Her doctor told her to avoid caffeine.医生告诉她要忌咖啡因。 2. caffeine-free [=decaffeinated] coffee/soda不含咖啡因的咖啡/汽水