suction spindle

例句：

1. 1. The suction spindleis used to draw the liquid out ofthe container.
   吸引式主轴用于将液体从容器中抽出。
2. 2. The suction spindle was designed to be easy to useand maintain.
   吸引式主轴设计为易于使用和维护。
3. 3. The suction spindle iscrucial for maintaining a clean environment in thelab.
   吸引式主轴对于实验室保持清洁环境至关重要。