阶梯倍投方法简介：Early the next morning, the vampire covered his pale cheeks with a top hat, fastened the top button of his coat, put on white gloves tightly wrapped around the back of his palms, lowered the brim of his hat and walked toward the queen's palace.
Early the next morning, the vampire covered his pale cheeks with a top hat, fastened the top button of his coat, put on white gloves tightly wrapped around the back of his palms, lowered the brim of his hat and walked toward the queen's palace.
