无缘无故

They gave me much abuse for no fault.

他们无缘无故地大骂我。

Don't get all steamed up over nothing.

不要无缘无故地发脾气。

Isabel kept smiling apropos of nothing.

伊莎贝尔无缘无故地微笑着。

The uncalled-for criticism grieved her.

无缘无故批评使她伤心。

Inform and educate in order to combat unwarranted shame, secrecy, ignorance, prejudice, and discrimination associated with intersexual conditions.

提供信息教育，以抗击对中间性病无根无据无缘无故、封锁、忽视、偏见歧视。

When I treat the donkey whom the washman brings for carrying clothes as a student, and warn her that I'm a teacher, but she will scream and call me brother for no reason.

当我把洗衣人带来载衣服回去驴子当做学生，并且警告她说，我是老师，她却无缘无故地乱叫起我哥哥来。