The U.S.Navy and the navies of dozens of other countries are patrolling the narrow waterway to deter ship hijackings-for-ransom by pirate gangs.

VOA: standard.2010.01.07

And it was a fine programme exceppt it was not the right programme for the Afghanistan that need thousands of ordinary policeman patrolling the country and doing things.

项目本身不错,但是并不适合阿富汗本身,因为阿富汗需要的是成千上万的普通警察在不停地巡视，工作。

普林斯顿公开课 - 国际座谈会课程节选

Recently,AMISOM has begun taking a more active role in the conflict, patrolling far beyond their bases, and at one point, fighting alongside government forces.

VOA: standard.2009.08.21

An extensive international fleet of small warships is currently patrolling the Gulf of Aden.

VOA: standard.2009.10.30

The work of patrolling Florida's waters for oil begins in the skies.

VOA: standard.2010.07.05

Fears of an attack on the Indian capital timed to coincide with Independence Day, have led to hundreds of additional police and paramilitary forces patrolling New Delhi's streets.

VOA: standard.2009.08.07

Security forces are patrolling the country's borders in search of Toumba.

VOA: standard.2009.12.07

(Voice) He says the pirates may fear that naval ships patrolling the area will close in on the ship if they believe weapons have fallen into the wrong hands.

VOA: standard.2009.11.10

"We are preparing stores such as rations and water so we can keep ourselves sustained and then it will just be patrolling out from the area to see if we can mix with the locals and find the insurgents."

VOA: standard.2010.08.04

In the latest violence, officials in Zabul province say at least two civilians were killed and 21 wounded Saturda when a suicide bomber in a small town walked up to NATO and Afghan troops patrolling a market.

VOA: standard.2009.08.29