最近对约200名传统治疗师进行了使他们及其病人减少危险的办法方面的培训，并发给他们口罩和手套。
Most recently, around 200 traditional healers have been trained in ways to reduce risks to themselves and their clients and given masks and gloves.
在他的周围，围绕着戴着蓝色口罩的人，使他看起来更像是个医生，而不是商人。
Around him, men wore blue face masks that made them look like surgeons rather than businessmen.
口罩的主要作用可能是产生“社会距离”：口罩产生的恐慌心理使人们彼此疏远。
The main effect may be "social distancing" : masks scare people away from one another.
但不幸的是，空气污染，也使他们不得不戴上口罩。
But unfortunately, air is also so polluted that they have to wear masks.
但不幸的是，空气污染，也使他们不得不戴上口罩。
But unfortunately, air is also so polluted that they have to wear masks.
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