9],
       [ 1.3529,  0.8864]])

In [51]: np.c_[np.r_[arr1, arr2], arr]
Out[51]: 
array([[ 0.    ,  1.    ,  0.    ],
       [ 2.    ,  3.    ,  1.    ],
       [ 4.    ,  5.    ,  2.    ],
       [ 1.0072, -1.2962,  3.    ],
       [ 0.275 ,  0.2289,  4.    ],
       [ 1.3529,  0.8864,  5.    ]])</code></pre>
<p>它还可以将切片转换成数组：</p>
<pre><code>In [52]: np.c_[1:6, -10:-5]
Out[52]: 
array([[  1, -10],
       [  2,  -9],
       [  3,  -8],
       [  4,  -7],
       [  5,  -6]])</code></