I felt like a total loon when I showed up for Tuesday's meeting on Monday.

我把週二的會議記成週一跑去參加，覺得自己真是個糊塗蟲。

The new clerk acted like a loon and shipped the order to the wrong warehouse.

新來的職員像個糊塗蟲，把訂單寄到錯誤的倉庫。

Don't call the customer a loon just because he misread the hotel booking confirmation.

別因為那位客人看錯飯店訂房確認信，就說他是糊塗蟲。