The soil washed from the hills is silting up the hydroelectric dams.从山上冲刷下来的泥土就要让水电大坝淤塞了。These dams have restricted the flow of the river downstream.这些堤坝限制了河水顺流而下。Large dams have harmed Siberia's delicate ecological...
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.Large dams have harmed Siberia's delicate ecological balance.大型水坝对西伯利亚脆弱的生态平衡造成了破坏。The R . A . F .&...
小猫缩着身子从刚开了一点儿的门中挤过来。The kitten wormed its way through the just-open door.那只小猫在沙发垫子上蜷缩成了一团。The kitten was curled on a cushion on the sofa.我在公寓里养了一只小猫。I've got a wee kitten in the flat....
The scanners are available from high street stores.扫描仪在大型商店有售。We could put paIm scanners in the iris control system to prevent that.我们在虹膜控制系统上装好了手掌监视器来预防的.But in actual fact there are ways to fool those fingerprint scann...
After I've had a good rest, I'll tell you everything.我先好好歇一会儿，之后再告诉你一切。Have a good rest and don't worry about your work.好好休息,别牵挂工作.A good rest will restore you to health.好好休息一下可使你恢复健康....