英语释义
1. a nonsugar portion of a saponin that is typically obtained by hydrolysis, has either a complex terpenoid or a steroidal structure, and in the latter case forms a practicable starting point in the synthesis of steroid hormones
2. a nonsugar portion of a saponin that is typically obtained by hydrolysis, has either a complex terpenoid or a steroid structure and in the latter case forms a practicable starting point in the synthesis of steroid hormones