WEPP水蚀模型WEPPwepron.我们We were photographed together.我们在一起照了相。We copyright your source code.可以为你的原码取得版权。We get the problematic thrill.我们都能感到问题没解决的那种刺激性。We drove homewards in silence.我们默默地开车回家。We should defend our students.我们应该保护学生。We're on a first-name basis.We watch them play basketball.我们观看他们打篮球。We choked off some investment.我们遏制了某些投资。We're painting the downstairs.We must regulate our spending.我们必须控制我们的开销。