动词
中文翻译：弯曲
同义词：
['sagging', 'slumping', 'bending']
例句：
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1.The old bridge was buckling under the weight of the cars.
这座老桥在汽车的重量下开始弯曲了。
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2.The roof is buckling due to the heavy snowfall.
由于大雪，屋顶开始弯曲了。
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3.The car's suspension system is buckling due to a faulty tire.
由于轮胎故障，汽车悬挂系统开始弯曲了。