美国道路安全局报告说，7月4日的车祸大多是因为超速或酒后驾驶。
NHTSA reports that 4th of July crashes are frequently speeding - or alcohol-related.
公路交通安全局正准备发布一套新的关于自动驾驶车辆在公共道路上测试的准则和监管条例。
The traffic safety agency is nearing the release of a new set of guidelines and regulations regarding the testing of self-driving vehicles on public roads.
这些条件包括主题，如入境规定，犯罪和安全局势，毒品的惩罚，道路，以及美国大使馆的位置，领事馆和领事机构。
They cover topics such as entry regulations, the crime and security situation, drug penalties, road conditions, and the location of the US embassy, consulates, and consular agencies.
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