In daily life, the cleanness of computer clavier often is ignored, actually, computer clavier with respect to the phone as common contact, closestool same, put left many bacteria.

• 日常生活中，电脑键盘的清洁经常被忽视，其实，电脑键盘就如同平常接触的电话、马桶一样，存留了大量的病菌。