engine-driven portable self-priming pump

例句：

1. 1. Thispump is designed for use in remote areas where there is no access to electricity.
   这款泵是为没有电力供应的偏远地区设计的。
2. 2.The engineer-driven portable self-priming pump was installed at the construction site to ensure efficient water distribution.
   工程师驱动的便携式自启动泵被安装在施工现场，以确保高效的水分配。
3. 3. The pump's self-priming feature ensures that it can start up even when the water level is low, making it a reliable choice for emergency situations.
   该泵的自启动功能确保即使在水位低的情况下也能启动，使其成为紧急情况下可靠的选择。