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These plant fossils date back to the age of the dinosaurs.
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这些植物化石可追溯至恐龙时代。 |
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These plant-type characters of Yedan 12resulted in an improving crown-canopy structure which favoring conditions of aeration and solar penetration, so suitable enlargement of planting density would enable maize plants to extending their active photosynthe
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掖单12这种株型特点改变了植冠构造,更有利于通气条件和阳光透射,这样适当增大植株密度将使玉米植株扩大活性光合作用面积,促成大穗、穗粒数更高,因此单株籽粒产量更高(表9)。 |
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These plants and flowers are made of glass—down to the tiny, hairlike bristles on some of their roots.
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难怪参观者可以在这玻璃植物珍藏室里驻足好几个钟头,彷佛第一次看到植物一样,又拚命想找出哪边做得与实物不符。 |
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These plants are adapted to various climates, soils and other natural conditions.
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这些植物能适应各种气候,土壤和其他自然条件. |
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These plants are distributed into 22 classes.
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这些植物分类为二十二纲。 |
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These plants are very delicate and can only grow in a hothouse.
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这些植物非常娇嫩,只能在温室里培植。 |
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These plants contain various chemical constituents and have broad bioactivities such as diuresis, anti-tumor and anti-bacteria and should be further investigated.
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该属植物含有多种化学成分,主要是三萜和三萜皂苷类成分,具有利尿、抗肿瘤、抗菌等药理活性,值得进行深入的研究和开发。 |
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These plants must be sheltered from direct sunlight.
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这种植物必须遮起来,免受阳光直射。 |
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These plates are beneath the seas and continents of the world .
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这些版块在世界海洋和大陆的下面。 |
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These plates keep moving like great ships, carrying the continents with them.
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这些板块像巨大的航船一样载着各个大陆,在持续不断地漂移。 |
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These players are all big eaters.
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这些运动员都是些食量很大的人。 |