因为limit的第二个音节不是重读闭音节:limited

What is the speed limit on the motorway ?高速公路的速度限制是多少

He was had up for exceeding the speed limit .他因超速行驶而遭控告。

Light sets the speed limit for nature .光速限定了自然界的速率极限。

Evidence of the adverse effect is limited .有害作用的证据是不足的。

The enemy had stretched himself to the limit .敌人已发展至最大限度。