名词
中文翻译：空的
同义词：
['null', 'void', 'insignificant', 'non-existent']
例句：
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1. The null word in the sentence is a crucial part that needs to be filled in order for the sentenceto make sense.
句子中的空字是关键部分，需要填充才能使句子有意义。
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2.The null word in the sentence is a crucial part that needs to be filled in order for the sentence to make sense.
句子中的空字是关键部分，需要填充才能使句子有意义。
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3. The null word in the sentence is a crucial part that needs to be filled in order for the sentence to make sense.
句子中的空字是关键部分，需要填充才能使句子有意义。