The ego is the first line of defense between the self and the outside world.

VOA: special.2010.04.13

But he cannot get beyond the first line of his book.

VOA: special.2009.10.25

He says agents working at airports, seaports and border crossings are often the first line of defense for victims.

VOA: standard.2010.07.23

The first group of southern soldiers attacked this line.

VOA: special.2009.11.05

The Germans,by a remarkable combination of air bombing and heavily armored tanks, have broken through the French defenses north of the Maginot Line, and strong columns of their armored vehicles are ravaging the open country, which for the first day or two was without defenders.

VOA: special.2011.05.12

Some polling stations stayed open late Friday on the first day of the balloting because voters were still in line at closing time.

VOA: standard.2009.11.28

It also eases the burden on police and security forces as a first line of security.

VOA: standard.2009.08.31

In the middle, Ryan starts pulling up his first line of lobster traps for the day.

VOA: standard.2010.07.20

Ryan Brown was first in line at the Maryland store. He said he believes that the iPad is the "next generation" of computing technology.

VOA: standard.2010.04.03

and the Canadian-born comedian-actor calls it one of the most satisfying roles of his career: "The first time I saw it with an audience,the line 'but you are beautiful to me' got a gasp from the crowd who were so into the romance and the heart of it."

VOA: standard.2010.05.27