drainable

例句：

1. 1. The soil is very drainable, so it can easily be tilled.
   土壤非常可排水，因此可以轻松翻耕。
2. 2. The rainwater in the garden is drainable, so it doesn't need to be collected.
   花园里的雨水是可排水的，所以不需要收集。
3. 3. The new irrigation system is drainable, which means it can be used to refill the lake.
   新的灌溉系统是可排水的，这意味着它可以用于重新填满湖泊。