Rheum officinale Baill的用法和樣例：
例句
- The trace element has an important function for the growth of cultivated Rheum.
摘要微量元素對於種植青海大黃的生長發育有著重要作用。 - The secondary derivative differential pulse polarography was developed for the quantitative determination of chrysophanol in rheum.
建立了中草藥大黃中大黃酚的二階導數差示脈衝極譜定量分析方法。
