spicule

英 ['spaɪkjuːl] 美 ['spɪkjuːl]

• n. 针状体；小穗小穗状；针骨

英英释义

Noun:

1. small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals

例句

用作名词 (n.)

1. 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

近反义词

【近义词】

• thorn 刺
• spiculum [动](海参的)骨片...