shā / mò / biān / yuán / tū / rán / juǎn / qǐ / yí / zhèn / chén / bào / néng / jiàn / dù / hěn / kuài / xià / jiàng沙漠边缘突然卷起一阵尘暴,能见度很快下降。A dust devil suddenly formed on the edge of the desert, and visibility quickly dropped.