1. The desert is filled with cacti of all shapes and sizes.
沙漠里长满了各种形状和大小的仙人掌。

2. Be careful not to touch the cacti, as their spines can be very sharp.
小心别碰仙人掌，它们的刺非常锋利。

3. The cacti bloom beautiful flowers in the springtime.
仙人掌在春天开出美丽的花朵。

4. Many people enjoy growing cacti as houseplants because they require very little water.
许多人喜欢种植仙人掌作为室内植物，因为它们需要很少的水。

5. The landscape was dotted with cacti, creating a picturesque scene.
景观点缀着仙人掌，形成了一幅风景如画的画面。

6. The botanist studied the different species of cacti found in the region.
植物学家研究了该地区发现的不同种类的仙人掌。