加拿大控製車速有高招，經濟實惠效果肯定驚人

Speed controls being used in Canada .. How's this for effective speed control? 
加拿大使用的速度控製法..圖中所示，對有效地控製車速......何如？

People slow down and actually try to "straddle" the hole. 
人們減速，小心翼翼開過路坑。

This is an actual speed control device that is currently in use. 
這是目前正在使用的道路速度控製設施。

It is MUCH cheaper than speed cameras, radar guns, police officers, etc.
比起攝像頭、雷達槍、警察等，費用便宜多多了。

Pretty clever -- especially when they move them around every day. 
高，實在是高。每天還可以到處移動擺放，簡單便捷。

Isn't art wonderful?
這一招是不是絕了？