fixed-end beam

例句：

1. 1.The engineer fixed the broken end of the beam.
   工程师修好了梁的断裂端。
2. 2. The beam was fixed in place to support the roof.
   梁被固定在位置上支撑屋顶。
3. 3.The beam was too heavy to move, so we had to fix it in place.
   梁太重了，搬不动，所以我们不得不把它固定在那里。