protection by public force 公力保护
Public Order Joint Defense Force 治安联防队员
public opinion force 舆论合力
public determinative force 公定力
social public order force 社会治安力量
以上来源于: WordNet
Some Americans become doctors by joining the United States Army,Navy, Air Force or Public Health Service.
VOA: special.2009.06.02
Some Americans become doctors by joining the United States Army, Navy,Air Force or Public Health Service.
VOA: special.2010.07.13
But he says the American public can force Congress to pay more attention to this subject.
VOA: special.2010.04.21
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