大自然最让人惊叹的是它的无限多样性。The most amazing thing about nature is its infinite variety.它的发电成本要比核电站低。It will produce electricity more cheaply than a nuclear plant.发现问题后，如何克服它的问题又出现了。Having identified the problem, the question aris...
Stewart stepped off the kerb.斯图尔特走下马路牙子。He hit his forehead against the kerb when he fell.他摔倒时额头碰在了路边镶边石上.The driver bumped the kerb while reversing.司机倒车时撞到了路边石....
This drugs scandal is another blot on the Olympics.这次的兴奋剂丑闻又给奥林匹克运动会抹了黑。a contender for a gold medal in the Olympics奥运金牌的争夺者to win a gold medal in the Olympics在奥林匹克运动会上赢得一枚金牌...