How long can we continue to supplement agroecosystems with energy derived from declining fossil fuel supplies?由于矿物燃料供应量下降,我们供应农业生态系统能量能持续多久?Power Industries – Nuclear, Fossil Fuel, Combined Cycle, Cogeneration and Distri...
He fixed a bayonet to the end of his rifle.他在步枪口上安好了刺刀。A soldier plunged a bayonet into his body.一名士兵将刺刀插进了他的身体。A bayonet blade is forged from the finest steel.刺刀刃是用最优质的钢锻造的....
Overhead, the chopper roared and the big blades churned the air.头顶上，直升机在呼啸，巨大的螺旋桨叶片搅动着空气。The chopper would not arrive until after the press contingent had departed by bus.记者组乘大客车离开后飞机再来.So what do you want to do about sh...
The hot liquid splashed down on the concrete and rebounded.滚烫的液体泼在水泥地面上又溅了起来。Brian splashed water on his face, then brushed his teeth.布赖恩用水冲了把脸，然后刷牙。The newspapers splashed the story all over their front pages.各家报纸都以整个头版...
非 表面活性剂 的添加剂称作助洗剂,长期以来用以改进表面活性剂的去污作用.Nonsurfactant additives known as " builders " have long been used to improve detergent action of surfactants.如同所有化学和物理的过程一样, 温度对去污作用有重要影响.As in all chemical and physical processes, te...
不要直接加热烘干内衣，那样会损坏布料。Never dry underwear over direct heat; it will weaken the fabric.厨房内充斥着烘干制服的难闻气味。The kitchen was rank with the smell of drying uniforms.炉火的高温很快就会烘干你的上衣.The heat from the fire will soon dry your coat....
He roped his horse to a nearby tree.他把马拴在附近的一棵树上。I roped myself to the chimney.我用绳子把自己系在烟囱上。Visitors were roped in for potato picking and harvesting...参观者们被说动来帮忙挖土豆和收土豆。They have been roped in to help organize the event....