释义
adj.
consisting of or easily breaking into small fragments
由碎屑组成的；易碎的
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the cheese has a sharp flavour and is crumbly and moist .这种奶酪味道浓烈，易碎且湿度高。
n.
〈非正式，常幽默或贬〉 an old person 老人，老朽
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the high proportion of crumblies in the population 老年人在人口中的高比例。