worn out
adjective
1
- (of a person or animal) extremely tired; exhausted疲惫不堪的, 精疲力竭的：
you look worn out.
你看上去很疲劳。
2
- damaged or shabby to the point of being no longer usable不能再用（或穿）的; 破旧的; 耗尽的：
worn-out shoes.
一双破鞋。
2.1
- (of an idea, method, or system) used so often or existing for so long as to be considered valueless（想法, 方法, 体系）过时的, 陈腐的：
he portrayed the Tories as the party of worn-out ideas.
他将保守党描述成思想陈腐的政党。