形容词中文翻译
中文翻译：空洞的
同义词：
['hollow', 'hollowed-out', 'empty例句：1. The tree was hollow', 'and the branches were broken off.（这棵树是空心的，树枝都断了。）']
例句：
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1. The tree was hollow, and the branches were broken off.
这棵树是空心的，树枝都断了。
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2.The house was hollow, and there was no furniture inside.
这房子是空心的，里面没有家具。
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3. The balloon was hollow, and it could be filled with air.
这个气球是空心的，可以充入空气。