Companies have set up real-name registration systems to prevent young users from going past game time limits.

公司已经建立了实名注册制度，以防止年轻用户超过游戏时间限制。

You have to go the speed limit.

你必须达到限速。

Some people argue that as long as they’re going the speed limit, they shouldn’t have to move over.

有些人争辩说，只要他们达到了限速，他们就不必靠边。

Investigators are trying to figure out why the Amtrak train that derailed in Washington State was going more than twice the speed limit.

调查人员正在调查华盛顿州的脱轨美铁列车行驶速度超过限速两倍的原因。