动词
中文翻译：腐烂
同义词：
['rot', 'rotting', 'decay例句：1. The old books were starting to stale in the attic.（旧书开始在阁楼里发霉了。）']
例句：
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1. The old books were starting to stale in the attic.
旧书开始在阁楼里发霉了。
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2. The food was stale and unappetizing.
食物又老又不好吃。
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3. The wine had started to stale after a few years.
几年后，酒开始变酸了。