chaff flower root的用法和樣例：
例句
- This study was carried out with root tips of Achyranthes bidentata BI.
摘要對藥用植物牛膝的染色體製備技術進行了初步研究與改進。 - Abstract The contents of oleanolic acid in the root of Achyranthes bidentata and A. aspera from different placesof production have been determined by dual-wavelengh TLC-scanning.
摘要採用薄層掃描法對不同產地的栽培牛膝及土牛膝所含的齊墩果酸進行了含量測定。
