我家天井里摆放着一盆仙人球。不过,我家 的仙人球与别人家的有点不同。一盆仙人球大大 小小的“球”就有四、五十个。大的像青番茄,小的 像算盘珠。仙人球长得很有规律:最底一层是大 的,个数最多;中间几层小一点;上面几层最小,而 且数量也最少;这样一层叠一层,整盆仙人球,看 A basin of cactus placed in my patio. However, my family's fairy ball and others at home a little different. A pot of cactus large and small “ball” there are four or fifty. Big like green tomatoes, small beads like abacus. Prickly pear grows very regular: the bottom layer is large, the largest number; the middle of a few smaller layers; the above layers of the smallest, but also the smallest number; such a cascade, the whole basin of cactus, look