yì / chǎng / dà / yǔ / jiān / dí / le / jiē / dào / shàng / de / chén / āi / kōng / qì / biàn / de / qīng / xīn / qǐ / lái一场大雨湔涤了街道上的尘埃,空气变得清新起来。A heavy rain washed the dust from the streets, leaving the air fresh.