我们可以依靠非正式文件来规定这类不变量，我们标准化和检查的不变量越多，效果就越好。
We can rely on informal documentation to specify such invariants, but the more invariants we can formalize and check, the better.
这些文件是进行非正式磋商的基础，有助于提供用于测试各种立场的信息。
These papers are the basis for informal consultations that contribute with input used for testing various positions.
大多数设计成读取podcast 提要（feed）的应用程序（非正式地叫做podcatchers）每当在访问和处理 podcast提要（feed）时自动地下载此类音频文件。
Most applications that are designed to read podcast feeds (known informally as podcatchers) automatically download such audio files whenever they access and process a podcast feed.
正式而且生硬的备忘录、文件已经过时了，而非正式、易理解的书面交流则开始流行。
Formal, stilted memos and documents are out; informal, accessible written communications are in.
在官方文件和报纸报道上你可能永远看不到这些单词。但是在人们互相交谈时你可能会听到这种非正式美语。
You will probably never see these words in official documents or newspaper reports. But you might hear them in informal American English, when people are talking to each other.
我们让人们录下他们每天的非正式对话并把MP3文件寄给我们，相应地我们也会向他们支付一些报酬。 这些文件可以帮助我和我的团队更加深入地研究口语。
We are calling for people to send us MP3 files of their everyday, informal conversations in exchange for a small payment to help me and my team to delve deeper into spoken language.
我们让人们录下他们每天的非正式对话并把MP3文件寄给我们，相应地我们也会向他们支付一些报酬。 这些文件可以帮助我和我的团队更加深入地研究口语。
We are calling for people to send us MP3 files of their everyday, informal conversations in exchange for a small payment to help me and my team to delve deeper into spoken language.
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