应修指甲、洗手、戴好帽子、口罩，必要时穿无菌衣，戴无菌帽。
One should trim his or her fingernails, wash hands , put on hat and mask, and put on sterile gown and glove when needed.
她看到一张熟悉的面孔，那人穿着闪闪发光的深灰色连体衣，正在洗手池旁涂睫毛膏。
She sees a familiar face, dressed in a sparkly charcoal romper, by the sink applying mascara onto her eyelashes.
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