图1显示了少数unixshell的家族树。

Figure 1 illustrates the family tree of a few of the UNIX shells.

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他走起路来好象鼻子上平衡着家族树似的。

He walks as if balancing the family tree on his nose.

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尽管有这许多的进步，众多关于人类家族树的疑问依旧未解。

But with all of this bustling progress, many questions about the human family tree remain.

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尽管有这许多的进步，众多关于人类家族树的疑问依旧未解。

But with all of this bustling progress, many questions about the human family tree remain.

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