形容词
中文翻译：未开的
同义词：
['unopened', 'unopening']
例句：
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1.The flowers are unopened and waiting for the sun to warm them.
这些花还未开放，等待着太阳的温暖。
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2.The box was unopened when we arrived at the store.
我们到达商店时，这个盒子还是未开封的。
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3. The package was unopened when we received it.
我们收到包裹时，它还是未开封的。