The references are called hard links.
这些引用被称为硬链接。
Not to mention that there is no potential for data corruption (hard in the case of String references, but still a concern) as messages are put in and taken out of the buffer.
数据破坏的可能性就更不用提了（在String引用的例子中很困难，但仍然值得注意），因为数据会由put放入缓冲区，并由 take取出。
When using multiple back references, a regular expression can quickly become confusing and hard to understand.
当要使用多个反向引用时，正则表达式很快就会变得令人迷惑而且很难去理解。
Cultural references evolve so quickly, it's hard to recall some of these accurately, but here are two good examples.
鉴于文化背景演变速度之快，找到恰当的例子也是不易的。不过有两个例子放在这儿说很棒。
Thus, choosing the website to find references for my academic paper was very hard for me at that time because I would never use English to research the English websites.
因此，选择网站寻找我的学术论文引用对于当时的我来说是非常困难的，因为我之前不会用英文研究英语网站。
The user can plan material requirements while respecting hard pegs on all supply orders and generate planned orders with Seiban references appropriately.
用户可以制定物料需求计划，同时考虑有关所有供应订单的硬溯源，并适当使用项目参考生成计划订单。
The user can plan material requirements while respecting hard pegs on all supply orders and generate planned orders with Seiban references appropriately.
用户可以制定物料需求计划，同时考虑有关所有供应订单的硬溯源，并适当使用项目参考生成计划订单。
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