我特别喜欢仙人掌类及多肉植物,不断地往家里买。年复一年,室内及走廊有限的空间再也容纳不下这众多的“异国友军”了,于是我想到了楼顶平台。那里阳光充足,空气流通,不正适合友军“驻扎”吗?在楼顶做了一个长10米、上下三层、双向的铁架,东西走向放置,一面朝南,一面朝北,朝南的一面及顶层摆放强阳性的种类(图1),朝北的一面包括阳台、走 I especially like cactus and succulents and keep buying at home. Year after year, the limited space in the interior and corridors no longer accommodates this large number of “foreign allies”, so I thought of the roof platform. There are plenty of sunshine, air circulation, is not suitable for friendly “stationed” do? On the roof made a 10 meters long, three-story, two-way iron frame, things are placed side, facing south, (Figure 1), the north side includes a balcony, walk