1、Vinegar-faced Joseph projected his head from a round window of the barn
苦臉的約瑟夫從谷倉的一個圓窗里探出頭來。

2、Through a tiny round window she could look far down into the valley.
透過一扇小圓窗，她可以遠(yuǎn)眺俯瞰山谷。

3、Microsurgery of the Round Window of the Ear
圓窗的顯微外科(附100例圓窗膜病變分析與探討)

round window翻譯