"It's still possible that in certain patients, measuring these biomarkers would be helpful.
VOA: special.2009.07.15
Would that be helpful?
是否有帮助?
He expressed reluctance to comment on American domestic affairs, but suggested that a renewal of the now-expired U.S.ban on assault weapons would be helpful in curbing the flow of high-powered armaments to Mexican drug cartels.
VOA: standard.2009.04.12
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