The roots transmit moisture and nutrient to the trunk and branches.根将水分和养料输送到干和枝.Magnesium is the nutrient element in plant growth.镁是植物生长的营养要素.There is still great interest in boron as an essential plant nutrient.迄今硼作为植物...
710年,西班牙遭到侵略;720年,烽火烧到了比利牛斯山脉.Spain was invaded in 710 and the Pyrenees mountains were reached in 720.谈判破裂,烽火再起.The flames of war went on when the negotiation broke down.察哈尔、上海等地的烽火已经燃烧起来了.The flames of war are already r...
这条河里淤积了工业废物.The river was thick with industrial waste.洪水过后, 地里淤积了一层泥浆.When the flood subsided , it left a layer of mud in the fields.河里的泥沙淤积在这里,年深日久便成了沙洲.The bar was formed by the mud and sand deposited here over a long ...