他赞扬amr公司尝试对系统进行彻底的整修,而不是逐步改良。
And he praised AMR for attempting a complete overhaul, rather than incremental improvements.
而库克先生说事实并不是这样,建设一个商业改良区使得逮捕行动减少了,于是降低了警方的成本。
That is not the case, says Mr Cook. Establishing a BID leads to fewer arrests and so reduces the cost of policing.
要不是这些实验,这部机器也许就不可能改良了。
If it had not been for these experiments, the improvement of the machine would have been impossible.
They have nothing to do with the cells that are on your head, the hairs on your head. These are modified neurons.
这些细胞与脑细胞,不是一回事,与头发也没有任何关系而是改良后的神经元。
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