... 有用 useful; serviceable 理解它非常有用 be very useful to understand 这对我们的工作非常有用 it is of great use for our work ...
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最初这似乎是一个比较难的单词。但理解它非常有用。
This may seem like a difficult word at first, but it can be very useful to understand.
理解并在您的软件中使用GIS概念和数据，并且在合适的地方实现它，对您的用户非常有用。
Understanding and using GIS concepts and data in your software can, when implemented in the right place, make it much more useful for your users.
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