Harnessing the wind to generate electricity dates back to 1890.利用风来发电可以追溯到1890年.Franklin dreamed of harnessing the lightning and todayhave man - made thunderbolts.富兰克林梦想着驾驭闪电——现在我们已经拥有了人造雷电.The harnessing of the basic po...
Both housings are waterproof to a depth of two metres.两个机罩的防水深度均为两米。His waterproof trousers were brand new and stiff.他那条防水裤崭新笔挺。It is completely waterproof, yet light and comfortable.它防水性能非常好，但却轻巧舒适。...
动物会丢弃最弱小的幼仔。Animals reject the runt of the litter.最弱小的幼崽the runt of the litter要是被逼急了,甚至最弱小的动物也会回咬一口.Even the weakest animal will bite back when it is cornered....