4个256相加等于256的4倍.
已知y=2x2的图象是抛物线,若抛物线不动,把x轴,y轴分别向上、向右平移2个单位,那么在新坐标系下抛物线的解析式是( ).
His d____ made us realize that our life is easy to lose.
雄蛔虫的形态特征是( )