student integral0
要是你聽(tīng)到一個(gè)聲音說(shuō)：你不會(huì)畫畫。那么不管怎樣你就開始畫吧，然后那個(gè)聲音就沉默了。 ——文森特·梵高
After following, you can keep track of his dynamic information in a timely manner
