crankshaft bearimg cover

例句：

1. 1.The engine needs to be serviced regularly to ensure its proper functioning.
   发动机需要定期维护，以确保其正常运行。
2. 2.The technician replaced the worn out crankshaft bearing cover with a new one.
   技术人员用一个新的来替换磨损的曲轴轴承盖。
3. 3.The car's engine was damaged due to an improper installation of the crankshaft bearing cover.
   汽车引擎因曲轴轴承盖安装不当而受损。