“葡萄柚”英语怎么说

　名词解释：葡萄柚(学名：Citrus paradisi Macf. ) 芸香科、柑橘属小乔木，枝略披垂，无毛。叶形与质地与柚叶类似，但一般较小，翼叶也较狭且短，嫩叶的翼叶中脉被短细毛。总状花序，稀少或单花腋生;花萼无毛;花瓣比柚花的稍小。果扁圆至圆球形，比柚小，果皮也较薄，果顶有或无环圈，瓢囊12-15瓣，果心充实，绵质，果肉淡黄白或粉红色，柔嫩，多汁，爽口，略有香气，味偏酸，个别品种兼有苦及麻舌味;种子少或无，多胚。果期10-11月。你知道怎么用英语表达吗?

A study has found that drinking grapefruit juice when eating fatty food lowers the amount of weight put on by up to a fifth.

The research also suggested that grapefruit could be as good as prescription drugs at keeping blood sugar levels under control —— a key part of managing diabetes.

The Grapefruit Diet, also called the Hollywood Diet, dates back to the 1940s and has a host of celebrity fans including singer Kylie Minogue. It involves having grapefruit or grapefruit juice with every meal while cutting back on calories.

一项研究表明，食用油脂食物时饮用西柚汁最多可以减少五分之一的增重。

该研究还指出，在维持血糖处于正常水平方面，葡萄柚可与处方药媲美，而这正是控制糖尿病病发的关键。

葡萄柚减脂法也称好莱坞减脂法，最早可追溯到20世纪40年代，受到歌手凯莉·米洛等众多好莱坞明星的热烈追捧。那时人们便开始通过每餐食用葡萄柚或饮用西柚汁减低卡路里。

　　【讲解】

文中的grapefruit就是“葡萄柚”的意思，又称为西柚，是亚热带植物(subtropical plant)常见水果之一，含有丰富的营养成分(nutritional components);常见的柑橘类水果还有：tangerine(蜜柑桔)，shaddock(文旦)，pomelo(柚子)等。

最后一句中的cut back是动词短语，表示“减少，削减，缩减”，如：They will be concerned to cut back expenditure on unnecessary items.(他们将会考虑削减不必要的开销。)