Powerhead
un. 动力水头；有效发电水头\\n
🗣️ 情景例句
We're in the country.
我们在乡村。
The fault of the ass must not be laid upon the packsaddle.
驴子不乖，休怪驮鞍。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。