名词
中文翻译：库存不足
同义词：
['out of stock', 'short supply例句：1. We need to order more supplies to avoid running out of understock.（我们需要订购更多的物资，以避免缺货。）']
例句：
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1. We need to order more supplies to avoid running out of understock.
我们需要订购更多的物资，以避免缺货。
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2.The store was understocked due to a supplier's delay.
由于供应商的延迟，商店缺货了。
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3.If you want to buy the new model, you might have to wait for an understocked release.
如果你想买新款，你可能需要等待缺货的发售。