upkeep
- n. 维持；维修费；保养
考试真题
- This generated little commerce for downtown businesses in the evenings, which made business and generating tax revenue for municipal upkeep difficult.
2017年12月六级真题（第一套）阅读 Section C
- In effect, fewer federal funds today are going towards the agency's other work—such as forest conservation, watershed and cultural resources management, and infrastructure upkeep—that affect the lives of all Americans.
2017年考研真题（英语二）阅读理解 Section Ⅱ
- It takes more upkeep, burns more fuel and is slow off the starting line because it depends on learning—a gradual process—instead of instinct.
2009年考研真题（英语一）完形填空 Section Ⅰ