Great day of snow, snow on the floor cold as soon as the mirror surface is such a bad weather, white grandfather riding his tricycle suddenly appeared in the school.

• 那天的雪非常大，雪片铺在地上很快就冻得像镜子面一样，就是这样一个恶劣的天气，白爷爷骑着他的三轮车突然出现在学校。