1. His stubborn refusal to listen to reason made him come off as donkeyish.
他顽固地拒绝倾听理性的意见，给人一种像驴一样的愚蠢印象。
2. It was a donkeyish mistake to underestimate his opponent's capabilities.
低估他对手的能力是一个像驴一样的错误。