lube cut

例句：

1. 1. The tool needs to be lubricated before use.
   这个工具在使用前需要润滑。
2. 2. Lubricate the gears with oil before starting the engine.
   在启动发动机之前，用油润滑齿轮。
3. 3. The engineer carefully lubricated the cutting blades before installing them.
   工程师在安装刀片之前仔细润滑了它们。