形容词
中文翻译：不稳定的
同义词：
['unsteady', 'unstable', 'unstable', 'unsteady例句：1. The building was built in a place where the soil is unstable.（那座建筑建在土壤不稳定的地方。）2. The old car is unstable and needs to be repaired.（这辆旧车不稳固，需要修理。）']
例句：
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1. The building was built in a place where the soil is unstable.
那座建筑建在土壤不稳定的地方。
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2. The old car is unstable and needs to be repaired.
这辆旧车不稳固，需要修理。
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3.The earthquake caused many buildings to become unstable.
地震导致许多建筑物变得不稳固。