poison oak
noun [ C or U ] uk/ˌpɔɪ.zən ˈəʊk/ us/ˌpɔɪ.zən ˈoʊk/
（北美）野葛，毒漆树
a North American plant similar to poison ivy, that causes your skin to itch and turn red if you touch it
If you go running in the woods, watch out for poison oak and watch out for snakes. 如果你在树林里跑步，小心毒漆树，也要小心蛇。
- More examples
- Contact with substances like poison oak can easily cause a blistering allergic skin reaction.
- If you're allergic to giant hogweed sap, it can be nastier than poison ivy or poison oak.
- Many of the firefighters had rashes from the poison oak that blankets the area.
- She lectures to local garden clubs about poison oaks, sumacs, and ivies.