1·In the process, he began to think there might be a practical use for these creatures.
在这个过程中，他开始思索如何发掘这些生物的实用价值。
2·Maybe I missed it, but I still got the impression that there wasn't much there that had any practical use.
也可能是我看漏了 但我真真切切有一种感受 那就是这儿并没有多少实用的软件.
3·It was not until a decade ago that Nasa started taking an interest in the substance and putting it to a more practical use.
直到十年前，美国太空总署开始对这种物质产生兴趣并将其投入实用。
4·Thus this soundwave echo method has its limitation in practical use.
不过，对测定目标物距离来说，声波运行的速度太慢，因此，声波回声测距法在实用中有其局限性。
5·The experiments on artificial synthetic seismogram and actual seismic records show that this method is of practical use in proper accuracy range.
在人工合成记录和一些实际地震记录上的实验表明，这种方法在一定的精度范围内是有实用价值的。