roots of the hair的用法和樣例：
例句
- Although an autopsy indicated gastric cancer the verity of the report was questioned after arsenic was later discovered in the roots of his hair.
儘管驗屍結果顯示死因為胃癌，但是後來在拿破崙的髮根里卻發現有砷，驗屍報告的可信度也因此遭到質疑。 - FWR were closely correlated to most of the tested panicle traits and DWR to all tested panicles traits.
髮根鮮重和髮根乾重分別與大部分穗部性狀密切相關。
