n. a person of subnormal intelligence
n. 白痴, 极蠢之人
[医] 白痴者, 痴子
1. He called me an idiot for forgetting his birthday.
他因为我忘记了他的生日而叫我傻瓜。
2. Don't be an idiot; always check your work before submitting it.
别傻了；在提交之前一定要检查你的工作。
3. It was an idiotic mistake to leave my phone at home.
把手机留在家里是个愚蠢的错误。