She's got too much dignity to descend to writing anonymous letters.她是个自尊心很强的人，绝不会自贬身份去写匿名信。As you descend, suddenly you see at last the hidden waterfall.一直往下走，最终你会突然看到那条隐秘的瀑布。Things are cooler and more damp as we de...
It is easier to descend than to ascend.下降容易上升难。We're not going to descend to such methods...我们不会沦落到使用这种手段。Things are cooler and more damp as we descend to the cellar.当我们往下走去地窖时，四周愈见阴冷潮湿。As soon as the volume steadie...
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...