"注意车辆的行驶" 英文表述为 "pay attention to the movement of vehicles"。

这句话来源于交通安全的提醒，通常是在驾驶车辆或行走在马路上时需要注意车辆的行驶情况，以确保人身安全。

例句：

"Please pay attention to the movement of vehicles when crossing the road." (请在过马路时注意车辆的行驶。)
"It is important to always be aware of the movement of vehicles when walking near a road." (在靠近道路时，总是要注意车辆的行驶很重要。)
"I always pay attention to the movement of vehicles when driving, to avoid any potential accidents." (我在开车时总是注意车辆的行驶，以避免任何潜在的事故。)