The call-up of National Guard and reserve units began in late August.

国民警卫队和预备役部队的征召八月下旬开始。

《柯林斯英汉双解大词典》

The Coast Guard had given up all hope of finding the two divers alive.

海岸警卫队已放弃了两名潜水员生还的全部希望。

《柯林斯英汉双解大词典》

The governor has now called in the National Guard to assist the clean-up operation.

地方长官现已征召国民警卫队来协助整顿行动。

《柯林斯英汉双解大词典》

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

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

She says people must keep up their guard against the virus, which is unpredictable and could change into a far more dangerous form.

VOA: standard.2009.12.29

The HPA, set up to guard against infectious diseases and environmental hazards, said anthrax in drug users was very rare.

MSN: British anthrax death sparks outbreak concern

The Raptors gave up point guard Jose Calderon and forward Ed Davis in the deal that also included Grizzlies backup center Hamed Haddadi, and Memphis then shipped Calderon to Detroit for Austin Daye and Tayshaun Prince.

NPR: Rudy Gay Heads To Toronto In Grizzlies' Makeover

Nonetheless, the United States will probably keep its guard up until Brazil establishes a clearer record in foreign policy.

ECONOMIST: Two American giants are slowly getting to know each other