shear buckling

例句：

1. 1. The beam was severely shear buckled in the middle.
   梁在中间严重剪切弯曲。
2. 2. The bridge was badly shear buckled due to heavy snowfall.
   由于大雪，桥梁严重剪切弯曲。
3. 3. The old wooden door was shear buckled and had to be replaced.
   旧木门严重剪切弯曲，不得不更换。