portable electric pump

例句：

1. 1. The portable electric pump is perfect for small spaces like a bathroom or kitchen.
   便携式电动泵非常适合像浴室或厨房这样的小空间。
2. 2. This portable charger is so convenient that you can use it anywhere without worrying about running out of power.
   这个便携式充电器非常方便，你可以在任何地方使用，不用担心电量耗尽。
3. 3. The portable solar panel is an ideal choice for outdoor activities where you need to charge your devices on the go.
   便携式太阳能板是户外活动的理想选择，当你需要在路上为设备充电时。