WEPP水蚀模型WEPPwepron.我们We are sailing stormy waters.我们在暴风中航行。We overrode their objections.我们对他们的反对不予理睬。We have indeed made mistakes.我们确实有失误呀！We waited some forty minutes.我们等了大约四十分钟。We should arrive before dark.我们按说能在天黑前到达.We worked together for years.我们过去同事多年。We must read different books.我们得读不同的书。We have confirmed the report.我们证实了那则报道。we heard the Vienna symphony.我们听了维也纳交响乐团的演奏。We will start the generator?