spicule的用法和样例：

例句

用作名词(n.)

Magnetic flux tubes that tilted away from the vertical can focus and guide the rising material up into the solar atmosphere to form a spicule.被垂直掀动的磁流管可能聚集并引导物质上升进入大气层内形成针状体。

词汇搭配

bone spicule骨针
copulatory spicule交合刺

【近义词】

thorn刺
spiculum[动](海参的)骨片...

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