The 21st century is a big flow and big circulation age.

21世纪是大物流、大流通的时代。

youdao

The circulation of materials is pushed by a big flow and low-lift axial flow pump.

料浆的循环靠大流量、低扬程的轴流泵推动。

youdao

Rivers can differ in size and there is no strict rule on how big a flow of water must be to be called as a river.

河流的流域会有不同，对于有多大的流量才能被称为河流没有严格的规定。

youdao

While it is a mature business, it is a big cash flow generator.

FORBES: Pervasive: A Small-Cap Company Making a Move Into the Cloud

In May, Enbridge, a Canadian company, reversed the flow of a big North American oil pipeline, sending a glut of oil from America's northern plains southward to coastal refineries.

ECONOMIST: Petrol prices

But a lot of folks are nervous about what might happen there, and so they're anticipating there might be a big disruption in terms of flow.

WHITEHOUSE: President Obama Speaks on American Energy