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...
雅典人对待生活非常怡然自得。Athenians have a very easy-going attitude to life.所有的雅典人都发誓效忠于他.All Athens swore to carry out his demands.雅典人及其同盟军的船只袖手旁观.The ships of the Athenians and their allies sulked unhelpfully....