buckle基本解释
vi,扣住；变弯曲,同近
The steel pillars began to buckle..这些钢柱开始变形了。
扣住；变弯曲英释中释vto become bent or curved because of heat or pressure, or to make something bend or curve in this way
belt buckle,皮带搭扣；束衣扣.短语
