名词中文翻译
中文翻译:Unknown
同义词:
['hollow', 'cavity', 'hollowness', 'void']
例句:
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1. The tree is hollow, so it can be used as a house.
这棵树是空心的,所以可以用来做房子。
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2. The hollow in the wall allows air to flow freely.
墙壁中的空洞让空气自由流通。
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3. Hollow bones are important for human health.
空心骨对人类健康非常重要。