形容词
中文翻译：不稳定的
同义词：
['unsteady', 'unstable例句：1. The construction of the bridge was unstable due to the heavy rain.（由于大雨，这座桥的建设不稳定。）']
例句：
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1. The construction of the bridge was unstable due to the heavy rain.
由于大雨，这座桥的建设不稳定。
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2.The ground was unstable underfoot, making it difficult to walk.
脚下的土地不稳定，行走困难。
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3. The project is unstable because of the lack of funding.
这个项目因为缺乏资金而不稳定。