The alternative approach is simpler but does not provide as fine-grained control. Since the two approaches manage line buffering differently, they should not be mixed.
虽然这种替代方法更简单，但并不具备细节控制能力。因为这两种方法处理行缓存的方式不同，千万不能搞混。
2
Impermeable formations, such as shales and siltstones, tend to be finer grained or of a mixed grain size, with smaller, fewer, or less interconnected pores.