| 单词 | spicule |
| 释义 | spicule (once / 50727 pages) n WORD FAMILY spicule: spicules USAGE EXAMPLESSpiders started building new webs in abandoned huts; dust started to sift in from unpatched roofs in golden spicules. Ray Bradbury, The Martian Chronicles(1950) Many sponges build pointy microscopic spicules made of protein, silica, or calcium carbonate that help support their bodies and defend against predators. Scientific American(Aug 08, 2013) These jets, called “type 2 spicules,” climb as high as Earth is wide but last only 100 seconds or so. Scientific American(Jun 25, 2013) n small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals Syn|Hyper spiculum appendage, outgrowth, process a natural prolongation or projection from a part of an organism either animal or plant |
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