t Well, let's take a small time interval, delta t.

来取很小的时间间隔△

It's small. And over any small time period, it's roughly constant.

它很小，在任何小段的时间范围，它大体上是常数。

PIC compilation of various small time delay process, has passed the test.

PIC 汇编各个时间延时小程序， 已经通过测试。

His father was a small time merchant, and his father's second wife was Freud's mother.

他的父亲是一个小商人，弗洛伊德的生身母亲是他父亲的第二个妻子。

A search engine crawls a large set of pages efficiently in a small time frame to build its index.

搜索引擎在短时间内快速高效地搜索大量页面，以构建自己的索引。