cooling water jacket

例句：

1. 1.The cooling water jacket helps to keep theengine cool during operation.
   冷却水夹套有助于在运行过程中保持发动机冷却。
2. 2. The engineerused a cooling water jacket to cool downthe machine parts.
   工程师使用冷却水夹套来冷却机器部件。
3. 3. The coolingwater jacket was designed toprevent overheating of theengine.
   冷却水夹套被设计成防止发动机过热。