就这项试验程序的安全性而言，它是值得我们纪念的，至于它的功效，那就不一定了。
It's important to remember that the study looked at the safety of the procedure, not necessarily its efficacy or effectiveness.
就它们与恒星的距离而言，其石质行星核恐怕需要极其长的成型时间，以至于在星核能够俘获气体前周围的气态盘恐怕就已经消散殆尽了。
At their distances from the star, the rocky planetary core would have taken so long to form that the gaseous disk would have dissipated before the core could attract the gas.
至于就人类而言，也许会有人认为来自动物学家的专业意见是无足轻重的。
In the case of humans, one might think that it is hardly necessary to get the professional opinion of a zoologist on the matter.
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