介词短语
中文翻译：因为缺少
同义词：
['lacking in', 'lacking for例句：1. He was so hungry that he could not resist the temptation to eat a cookie.（他太饿了，无法抗拒吃饼干的诱惑。）2. The team lacks experience in this area', 'which is why they are struggling.（这个团队在这个领域缺乏经验，这就是为什么他们正在挣扎的原因。）']
例句：
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1. He was so hungry that he could not resist the temptation to eat a cookie.
他太饿了，无法抗拒吃饼干的诱惑。
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2. The team lacks experience in this area, which is why they are struggling.
这个团队在这个领域缺乏经验，这就是为什么他们正在挣扎的原因。
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3.She felt for want of sleep that she couldn't concentrate on her work.
她因为缺乏睡眠而无法集中精力工作。