笨 /pən˥˩/ AdjectiveEnglishdumbไทยทึ่มExample做出这种决定真是太[愚蠢]了,简直是[昏聩/迟钝/笨拙]的体现。That was a pretty dumb thing to do.此处用“愚蠢”表达了对决策的强烈否定,语气较重。