例句與造句

1. The gathering of sassafras bark brought European settlers and Native Americans into contact sometimes dangerous to both groups.
2. This meant that as significant amounts of sassafras bark was gathered, supplies quickly diminished and sassafras become more difficult to find.
3. African Americans sold berries, herbs, sassafras bark, beverages, and oysters, and they used the money they earned at the Pinkster festival.
4. In 1960, the U . S . Food and Drug Administration banned sassafras bark along with sassafras oil and safrole as flavoring agents because of their carcinogenic properties although toxicological studies show that humans do not process safrole into its carcinogenic metabolite.
5. It's difficult to find sassafras bark in a sentence. 用sassafras bark造句挺難的