vacuum grease

例句：

1. 1. The vacuum cleaner needs to be regularly cleaned to keep the grease from clogging the suction ports.
   吸尘器需要定期清洁，以防油脂堵塞吸口。
2. 2. Vacuuming the floor with a vacuum cleaner is an effective way to remove dust and dirt, but it's important touse the right type of vacuum grease for optimal performance.
   使用吸尘器清洁地板是一种有效的方法来去除灰尘和污垢，但重要的是要使用正确的真空油以获得最佳性能。
3. 3. In some cases, vacuum grease may need to be replaced after prolonged use, especially if the machine has been exposed to moisture or other contaminants.
   在有些情况下，经过长时间使用后，可能需要更换真空油，尤其是如果机器暴露于水分或其他污染物中。