broken base

例句：

1. 1. The engineer found the broken base of the bridge and fixed it immediately.
   工程师发现桥梁的断点并立即修复。
2. 2.The car's engine was damaged due to a broken base.
   汽车发动机因断点受损。
3. 3.The scientist discovered a new species with a broken base in the deep ocean.
   科学家在深海发现了一种新物种，其基部有断裂。