On the other hand, actually, even worse: this thing might not even be well defined. Because if the width of a equals the height of b, we can do this product.
再者说,更糟糕的是:,这个东西甚至不能很好地下定义,因为,如果A的宽和B的高相等,我们可以这样乘。
On the other hand, actually, even worse: this thing might not even be well defined. Because if the width of a equals the height of b, we can do this product.
再者说,更糟糕的是:,这个东西甚至不能很好地下定义,因为,如果A的宽和B的高相等,我们可以这样乘。
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