Let the cop worry about the potential traffichazard.
这正是让警察担心的潜在交通危险啊！
2
The typical motorcycle pre-crash lines-of-sight to the traffichazard portray no contribution of the limits of peripheral vision;
典型摩托车碰撞前预知交通危险的典型视线下并未发生人的边缘视野局限。
3
WASHINGTON - Reports of sleeping air traffic controllers highlight a long-known and often ignored hazard: Workers on night shifts can have trouble concentrating and even staying awake.