- 重点词汇
- 相关例句
乔木层生物量构成了群落生物量的主体,其中灌木落叶松林的乔木层生物量占到总生物量的91%左右,而苔草落叶松林占到99%左右。
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European sedge having rough-edged leaves and spikelets of reddish flowers and aromatic roots.
欧洲的一种莎草,具有圆边的叶子、穗状红色花朵和芳香的根。
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黑色的草地土壤,富含有机物,在潮湿的草地或莎草地因排水不好而形成。
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Sedges having dense spikes of flowers and leaves reduced to basal sheaths.
莎草科的一个属,花排列成紧密的穗状花序,叶退化成基生的鞘。
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青藏高原不同海拔梯度2种莎草科牧草模拟体外消化率研究
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Tall sedge of the Nile valley yielding fiber that served many purposes in historic times.
一种生于尼罗河谷的高的茅草,在古代它的纤维被用于多种用途。
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Sedge of eastern North America having numerous clustered woolly spikelets.
北美东部的一种莎草,具许多簇生绵毛小穗。
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Grass and sedge biomass decreased and herb biomass increased with grassland degradation.
随着退化程度的加剧,禾草类和莎草类植物的生物量减少,而杂类草增加。
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Remote sensing based productivity monitoring of sedge and forbs grasslands in Sichuan Province
四川省莎草、杂类草草地生产力遥感监测
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Widely distributed North American sedge having rigid olive green stems.
一种广泛分布于北美的莎草,具非常坚硬的橄榄绿色的杆。
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There are three precious things in Northeast china, i.e.ginseng, marten, and Wula sedge.
东北三宝,人参、貂皮、乌拉草。
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Sedge is similar in appearance to grass but has a solid rather than a hollow stem
莎草看上去和普通的草没什么两样,但其草茎是实芯的而不是空芯的。
《柯林斯高阶英汉双解学习词典》
Large genus of plants found in damp woodlands and bogs and ditches or at water margins: sedges.
一个植物大属,生长于潮湿林地沼泽地和沟渠或水边;莎草。
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Any of various grasses or sedges having sword-shaped leaves with sharp edges.
叶子呈剑状且边缘锋利的草或莎草。
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除了减小了尺寸和重量,该系统还提供了任务前规划、任务执行以及任务完成后的培训和维护的协同作用。
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Leaders are people who can see into the future and visual- ize the results of their decision making.
领导就是那些能看到未来,并能对做出决定后的结果有预见性的人。
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