1、He was bareheaded in the rain.
雨中他光著頭。

2、Is it dangerous to go about bareheaded when it is raining
下雨天，光著頭到處走有危險嗎？

3、One recently taken two-inch half-length, bareheaded and full-faced photo for the application form.
二寸近期正面半身免冠照片1張（貼于申請表）。

bareheaded翻譯