diff
/dɪf/
名词
（电脑）文件对比程序
A diff of the two files will show the sequences that are invalid.
使用文件对比程序可以显示出无效序列。
区别，不同（difference 的简略说法）
OK, I'm stupid. What's the diff between an en-dash and a hyphen?
好吧，我很笨。短划线和连字符号有什么区别？
差速齿轮（differential gear 的简略说法）
The passenger seat rattled, and a wonky diff meant that in a slow right-angled turn the whole rear end juddered.
副驾驶座有响声，差速齿轮不稳意味着在缓慢的直角转弯中，整个车尾都会抖动。
/dɪf/
形容词
有区别的，不同的（different 的简略说法）
I told her that my previous salary was irrelevant because it was a totally diff job in a diff industry.
我告诉她，我之前的工资与此毫无关系，因为那是在一个不同行业中的一份完全不同的工作。