fatigue

Driver fatigue is a leading cause of accidents on long-distance highways.

(Chinese) 驾驶员疲劳是长途高速公路上发生事故的主要原因。

Engineers inspected the airplane wing for signs of metal fatigue after thousands of flights.

(Chinese) 工程师在数千次飞行后检查了飞机机翼是否有金属疲劳的迹象。

Long working hours can fatigue even the most energetic employees.

(Chinese) 长时间的工作甚至会让精力最充沛的员工感到疲劳。