idiotic
🇺🇸
/ˌɪdiˈɑːtɪk/
🇬🇧
/ˌɪdiˈɒtɪk/
very foolish or stupid
His idiotic decision to drive without a license got him into serious trouble.
他愚蠢的决定——无证驾驶——让他陷入了严重的麻烦。