名词
中文翻译：真正的火山口
同义词：
['real crater', 'genuine crater例句：1. The true crater of the volcano is still visible from a distance.（从远处仍能看见火山的真正火山口。）']
例句：
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1. The true crater of the volcano is still visible from a distance.
从远处仍能看见火山的真正火山口。
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2. The geologists found evidence of a true crater in the area.
地质学家在该地区发现了一个真正的火山口的证据。
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3. The true crater was formed by the eruption of the volcano.
真正的火山口是由火山喷发形成的。