玛丽娜是个自信、快乐的孩子。Marina was a confident, happy child.玛丽娜只吃了一片面包。Marina ate only one slice of bread.自从几年前他眼睛严重受伤之后，玛丽娜就一直照顾他。Marina cared for him after he seriously injured his eye several years ago....
心理学研究最近从遗传学的新发现中受益匪浅。The study of psychology has recently been widely cross-fertilized by new discoveries in genetics.他就如何学好遗传学给我提出了一条建议.He gave me a piece of advice on how to learn genetics.体遗传学的创立应归功于弗朗西斯·高尔顿.Populatio...