"That's why we need strong rules of the road to guard against the kind of systemic risks we have seen.
VOA: special.2009.09.18
After leaving a few men to guard the prisoners, Brown and the others went to the gun factory across town.
VOA: special.2009.06.25
The F.A.O.says that by signing the treaty, governments promise to take steps to guard their ports against ships involved in such fishing.
VOA: special.2009.12.08
For example, some farmers in Kenya use donkeys to guard against lions and cheetahs.
VOA: special.2010.07.27
He left a few thousand troops to guard Richmond, then took the rest north.
VOA: special.2009.09.24
The slaves were given spears and told to guard the prisoners.
VOA: special.2009.06.25
He was supposed to guard the president, not play a game.
VOA: special.2010.05.10
He has been told to guard and protect you.
VOA: special.2010.07.17
Mean dogs are often used to guard this property.
VOA: special.2010.05.30
While clean-up continues in Louisiana,Alabama and Mississippi, officials in Florida are watching to guard against oil damage here as well.
VOA: standard.2010.07.05
The White House has promised a thorough investigation of the matter, and steps to guard against a repeat of the tragedy.
VOA: standard.2009.11.10
And while they eat the grass, they may need guard animals to protect them from animals that would like to eat them.
VOA: special.2010.01.19
Brown's son,Watson, and another man fired at a railroad guard who refused to halt.
VOA: special.2009.06.25
The guard raced back across the bridge to the railroad station.
VOA: special.2009.06.25
A guard always stood outside the door to the box.
VOA: special.2009.12.31
Iowa National Guard veteran Kyle Hoefling took off from work to join a rally the night before Mr.Obama's visit.
VOA: standard.2010.03.25
Coast Guard chief warrant officer Adam Wine says the work involves using special towels to wipe up the sticky oil.
VOA: standard.2010.06.01
An Israeli court sentenced him to death in the 1980s on charges of being a brutal camp guard nicknamed Ivan the Terrible.
VOA: standard.2009.11.30
Many witnesses say Toumba gave the order for the presidential guard to open fire on people protesting Captain Camara's expected presidential candidacy.
VOA: standard.2009.12.07
Sometimes they're reluctant to take part in important training such as fire safety classes and child identification programs, which guard against abduction.
VOA: standard.2010.07.22
The United States has announced it will send 1200 National Guard troops to the border with Mexico.
VOA: standard.2010.07.20
"In 2008,the Greek Coast Guard reported the arrival of 2,648 unaccompanied children, but many more are believed to have entered the country undetected.
VOA: standard.2009.08.29
Three times a day,crews take off from the Coast Guard station in Clearwater to search for oil.
VOA: standard.2010.07.05
She said her department is still considering whether to deploy National Guard troops to the border, after Texas Governor Rick Perry requested additional forces.
VOA: standard.2009.03.24
Officials compare the observations from Coast Guard flights to data from satellites or surface vessels.
VOA: standard.2010.07.05
But,he adds, "I do not think it is time to let our guard down.
VOA: standard.2009.05.03
Coast guard officials said it is still not clear what caused the ferry to list and said an investigation will be conducted as soon as rescue operations are over.
VOA: standard.2009.09.06
应用推荐