If you wearing glasses, mask, hat or any other things that may bring trouble to inspection, please take them off according to the immigration officers' instructions.

如果您戴有眼镜、口罩、帽子等影响检查的饰物，请您依照检查人员的提示摘下配合检查。

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That day, he says, he wore the white button-down shirt, blue pants and hat that all the traffic officers wore, and he carried a gun.

NPR: Witness Testimony Sheds Light on Blackwater

Thames Valley Police officers can now keep warm in the winter weather with a uniform-issue woolly hat.

BBC: Thames Valley Police allows woolly hats for officers

By 1975, Cabinet officers like Donald Rumsfeld, the once-and-future Pentagon chief, were trudging hat in hand into O'Neill's office.

CNN: Turnaround Guy