tián / jú / gān / shì / yì / zhǒng / cóng / tián / yè / jú / zhōng / tí / qǔ / de / tiān / rán / tián / wèi / jì甜菊苷是一种从甜叶菊中提取的天然甜味剂。Stevioside is a natural sweetener extracted from stevia.