名词
中文翻译：落伍
同义词：
['stale', 'out-of-date']
例句：
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1.He was a fallen wool in the industry, but he has made great progress since then.
他曾经是行业中的落伍者，但从那以后取得了很大的进步。
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2. The old saying "Fallen wool is easy to catch" still holds true today.
俗话说“落伍者容易捕捉”，这句话至今仍然适用。
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3. The company's products have fallen into the category of outdated technology, which is no longer popular.
该公司的产品已经沦为过时的技术，不再受欢迎。