It was a real gorgeous day to go to the beach,sunny, breezy and the temperature was about 78. But the fly in the ointment was that Mike and I both cut our feet on some sharp coral.那天真是去海濱的好時光：陽光明媚、微風拂人，而氣溫大約七十八度。 但是叫人敗興的是Mike和我的腳都被尖銳的珊瑚刮破了。
Your new job sounds too good to be true--interesting work, high pay, short hours. Isn't there any fly in the ointment? 妳的新工作聽起來實在太好了--工作有趣味，待遇高，時間短。有什麽美中不足的地方嗎？
Another hotel seems to be a fly in the ointment, blocking part of the beautiful ocean view. 美中不足的是有另外壹家旅館擋住了部分美麗的海景。
I find the house wonderful, but there is a fly in the ointment：it is too far from the town. 我覺得那所房子非常好，但是有點美中不足，就是離市區太遠了。