hydro例句
to pay your
hydro bill
付电费
In today's practice , a substantial part of
hydro - electricity orginates from reservoirs.
今天, 很大一部分水电来源于水库.
Water power schemes (
hydro - electric schemes ) are of two types, high dams or low dams.
水力发电工程 ( 水电工程 ) 有高坝和低坝两种类型.