fan-shaped

基本解释

In this image streaks of dark basaltic sand have been carried frombelow the ice layer to form fan-shaped deposits on top of the seasonalice.
在这幅图像中黑色玄武岩沙带被从冰层下面显露出来，在季节性冰盖的顶部形成扇形堆积。
Opabinia, for example, grew to about 8cm (3 inches), had five eyes, a body that was a series of lobes, a fan-shaped tail and ate using a long proboscis.
例如，体长约8厘米的欧巴宾海蝎，头部有五只眼睛，身体由一系列的垂体构成，并具有扇形的尾巴和帮助进食的长鼻。
Over 3 billion years ago, when the climate on Mars was much wetter, a channel breached the crater's rim and carved deep gullies into its sides, leaving behind large fan-shaped alluvial deposits.
30亿年前，火星上的气候比现在湿润得多，洪水形成的河道冲破了环形山的边缘，在环形山侧面侵蚀出深深的沟壑，留下大块扇形的冲积层。

The sea scallop is a bivalve mollusk that lives inside a light pink, fan-shaped shell.
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Their confinement was rigorous: the Dutch were isolated on the tiny, fan-shaped island of Dejima in Nagasaki harbour.
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Released as a free beta by the same company, this fan-shaped launcher offers a similar single-hand experience that the ALP device once promised to deliver.
ENGADGET

扇形
Used fan-shaped segmentation method to cluster this sample initially, and put the initial number of clusters as the value of k in K-means algorithm.
根据文本特征项对文本描述的重要性程度划分重要特征项,选取只包含重要特征项的文本集做为样本,运用扇形切分法对其进行初步聚类,得到的初步聚类数作为K-means算法的k的取值。
环境科学技术
扇形
On the basis of fan-shaped air-blast nozzles, by adding external-mixing passages, different kinds of partial internal-mixing nozzles are developed.
因此考虑在扇形气力雾化喷嘴的基础上加上外混通道，设计了部分内混式喷嘴。
生物学
扇形的