Ключевые слова: air pollution, arms folded, asian, background, child, children, chinese, close mouth, cross arm, cute, dirt, dust, face, female, flu, girl, health, healthcare, healthy, ill, illness, influenza, isolated, japanese, kid, little, look on top, mask, medical, n95, people, pm 25, preschool, protect, protection, safety, sick, smoke, space, standing, strong, thailand, wall, wearing, white, woman, young,