With applied and simplified structure and self loop mill, this machine needs no pump.

结构实用、简洁，自循环研磨，无须泵浦。

youdao

With the popular application of self-loop well-flushing truck in water-injection well, how to properly use it becomes more and more important.

随着油田注水井自循环洗井车在各油田的推广使用，如何正确使用油田注水井自循环洗井车显得越来越重要。

youdao

And there is a self-enforcing loop between the two, where helping others helps ourselves; and helping ourselves, in turn, helps others.

两者间有自我实施的循环，帮助他人就是帮助自己;,帮助自己继而帮助他人。

哈佛公开课 - 幸福课课程节选

This creates a self-sustaining negative feed back loop as prices fall, produces cut back production, creating more unemployment, reducing demand, which increase deflationary pressures.

FORBES: American Political Economy Alters English Language

Everything proceeds in orderly, if grim, fashion, until one day the mob sends Joe's future self (Mr. Willis) to be executed ("closing the loop") and Young Joe allows Old Joe to escape.

WSJ: The Four Rules of Time-Travel Movies