单词：self-priming pump
self-priming pump的用法和样例：
例句
- A suction pump used to create a partial vacuum.用于使局部真空的抽吸泵。
- This article compares the fuelling process between the typical self-suction pump and modern immersible pump-based fuelling in fuelling stations.摘要介绍了传统加油站采用自吸泵型加油机的加油工艺和近年来采用潜油泵加油机的加油工艺，并进行了对比。
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