Listing 27. Alternate function definition within bash.
清单27 . bash中的另一种函数定义。
When your mind is dull, alternate nostril breathing brings equal amounts of oxygen to both sides of the brain for improving brain function.
当你头脑迟钝时，交替鼻孔呼吸给大脑两边带来等量的氧气，以改善大脑功能。
Here is an alternate way to accomplish the same, if you feel unfamiliar with nested function calls.
好吧，如果你不太熟悉嵌套的函数调用，这是另一种写法。
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