形容词
中文翻译：不稳定的
同义词：
['unsteady', 'unstable', 'shaky', 'unreliable例句：1. The roof of the house is unstable due to the heavy rain.（由于大雨，房子的屋顶不稳定。）']
例句：
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1. The roof of the house is unstable due to the heavy rain.
由于大雨，房子的屋顶不稳定。
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2.The car's suspension system is unstable, causing it to shake.
汽车的悬挂系统不稳定，导致它摇晃。
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3.The project was unstable, and we had to redo the work.
这个项目不稳定，我们不得不重新做工作。