Vietnam is the world's largest producer of robusta coffee beans.
越南是世界上最大的罗布·斯塔咖啡豆生产国。
Death Wish Coffee is made from Robusta beans which contain 'nearly double the amount of caffeine' than the Arabica beans used by high-end roasters, according to experts.
据专家说，“死亡之愿”咖啡是由罗布·斯塔咖啡豆制成的。同使用高端烘焙器处理的阿拉比卡咖啡豆相比，这种咖啡豆的咖啡因含量还要多两倍。
The three commercial types are Arabica, Robusta and Kona. Kona types of coffee beans are grown in Hawaii.
这三个商业品种是阿拉比卡（Arabica）、罗布斯塔（Robusta）和柯纳（Kona）。
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