| 例句 |
Palm trees have an unusually strong root system.棕榈树拥有异常强大的根系。Plant roots absorb moisture.植物的根系吸收水分。Trees have enormous roots that can reach out for moisture far below the surface.树木有伸向地下深处吸收水分的粗大根系。Water is absorbed by plants through their roots.植物通过根系来吸收水分。The younger plant has a less developed root system.幼年植物的根系不太发达。 |