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Global warming deniers love to point to cold or snow as evidence against climate change. Like Oklahoma Senator James Inhofe. Remember last year, when he tossed a snowball in Congress? You know what this is? It's a snowball. It's very, very cold out.
今天我们要讲的美国习惯用语是:a balancing act。Balance的意思是平衡,act是行动。A balancing act从字面上来看就是平衡的动作,那就是体操运动员在平衡木上必须做到的,不保持平衡,他们就会摔
And indeed, unless this reef had an engine in its belly, how could it move about with such prodigious speed? 理由是:除非这暗礁在腹部有一架机器,不然的话,它怎能这样快地一会儿到达这里一会儿又到那里呢? Also
Speed and capacity 速度与生产能力 A:OK, so this is our newest machine. It was only installed last year. A:好,这是我们最新的设备。去年刚安装的。 B: What's the running speed of the machine? B:这个机器的运行速度是什么
BEIJING, Feb. 28 (Xinhua) -- Construction began on China's first low-speed maglev(磁力悬浮火车) line Monday in Beijing, a project that will make China only the second country with a low-speed maglev line after Japan. The project marked China's