adj.多刺的；棘手的；易生气的
Ethically, it's a prickly issue. 就伦理上来说，那是个棘手的问题。
Let's move on to the prickly subject of taxation reform. 咱们继续讨论下一项税制改革这个棘手的问题吧。
You know how prickly she is. 你明白她易动怒。
