I felt like an idiot when I sent the email to the wrong client.

我把電子郵件寄錯客戶時，覺得自己像個白痴。

Don't let the new hire feel like an idiot for asking basic questions.

別讓新進員工因為問基本問題而覺得自己像個傻子。

The caller shouted that only an idiot would ship fragile goods without padding.

來電者大吼說，只有白痴才會不加緩衝材就寄送易碎品。