upkeep
/ˈʌpkip/ 名词 C1中文： 保养、维修、维护费
- Maintenance; the act or effort of keeping something in good and working condition. · I would enjoy having a swimming pool, but I don't want to deal with the upkeep.
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来自图书馆
Intensive roofs, by contrast, have deeper soil and can support shrubs, vegetable beds and even small trees, though they demand far more upkeep and a building sturdy enough to bear their weight.
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