Free software means that everyone is free not only to obtain and use the tool kit but also to modify and redistribute it, provided that certain conditions are met.
自由软件意味着每个人不仅可以自由地获得和使用这个工具包，还可以在满足某些条件的情况下修改并重新发布它。
For your users, it means greater consistency among the applications they use: Wherever the tool kit works, their applications will follow.
对于用户来说，这意味着他们使用的应用程序之间具有更好的一致性：工具包能在哪使用，应用程序就能跟到哪里。
A: First, the tool kit is broader.
答：首先，现在可用的工具多了一些。
The tool kit is also extensible, meaning that you can add your own blocks to it and use them the same way you would use built-in blocks.
工具包也是可扩展的，这意味着可以向其中添加自己的块，并用使用内置块一样的方式使用它们。
The plus sign was added to the name later, when the tool kit gained object-oriented features and extensibility.
当这个工具包获得了面向对象特性和可扩展性之后，才在名称后面加上了一个加号。
Biochar is not a silver bullet. However, it is one very useful tool in the tool kit to address climate change.
生物炭并不是一剂万能良方，然而，在气候变化问题上，它是所有解决方案中相当有效的一种。
Biochar is not a silver bullet. However, it is one very useful tool in the tool kit to address climate change.
生物炭并不是一剂万能良方，然而，在气候变化问题上，它是所有解决方案中相当有效的一种。
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