形容词
中文翻译：不稳定的
同义词：
['unsteady', 'unstable', 'unsteady']
例句：
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1. The roof of the houseis unstable and needs to befixed immediately.
这所房子的屋顶不稳固，需要立即修理。
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2. Theground was unstabledue to the heavy rain.
由于大雨，地面变得不稳固。
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3. Theconstruction project was halted due to theunstable conditions.
由于条件不稳定，建筑项目被暂停。