轉瞬

On the grassland, it may be fine and sunny one moment, then almost immediately heavy wind and storm may come down on you like winking. 在草原上，一會(huì )兒晴空萬(wàn)里，陽(yáng)光燦爛，但轉瞬間，又會(huì )刮起狂風(fēng)暴雨。