题目

At present, animated (动画) films are popular with us. Most of them rely heavily on computer technology. But this magical world — where witches (魔法师) cast spells and castles float in the sky — is brought to life by hand, Nevertheless, Hayao Miyazaki is referred to as Japan’s Walt Disney and considered by many to be the world’s greatest living animator．This month, the 72-year-old Miyazaki announced his retirement. The Japanese animator has directed 11 animated full-length films over the past four decades, including the Oscar-winning Spirited Away (《千与千寻》) and his l)铁制品表面常有锈，铁生锈是因为铁与空气中的________和________发生了化学反应。铁锈可用稀盐酸除去，发生反应的化学方程式是________________________________；铝制品表面几乎无锈，原因是________________________(用化学方程式表示)。