最近发表的两项研究成果也许有助于改善交通流量。
Two studies have just been published that may help improve traffic flows.
例如，他希望州议会会同意成立一机构筹集改善交通所需费用。
He hopes, for instance, that the state legislature will agree to create a body with authority to raise money for improving transport.
科学家认为，改善交通拥堵的简单措施有助于减少某些公共健康问题。
Scientists believe that simple steps to speed traffic are a factor in reducing some public-health problems.
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