滚烫的液体泼在水泥地面上又溅了起来。The hot liquid splashed down on the concrete and rebounded.在粗糙不平的水泥窗台上有一条细细的发光水印。A thin, glistening thread of moisture ran along the rough concrete sill.一只小狗踩在刚抹好的水泥面上。A puppy stepped in the fresh cemen...
He trained in neurology at the National Hospital for Nervous Diseases.他在国立神经内科医院接受神经病学的训练。He's taking a dangerous drug: it acts very fast on the central nervous system.他正在服用一种危险的药物：这种药物能很快影响到中枢神经系统。This works throug...