noun 下载 🔗分享 小刺，小尖。 A little spike; a spikelet. Examples : "The cactus was covered in spicula, making it dangerous to touch. " 那棵仙人掌上布满了小刺，摸起来很危险。 nature biology structure part plant animal 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 小刺，肉刺 A pointed fleshy appendage. Examples : "The sea anemone's vibrant colors and numerous spicula gave it a captivating, yet slightly prickly, appearance. " 海葵鲜艳的颜色和无数的肉刺使它看起来既迷人，又有点扎人。 anatomy biology body organism part 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 罗马短标枪，斯皮库拉 A thrusting javelin used by Romans that replaced the pilum in the late 3rd century. Examples : "Instead of using the pilum, the Roman soldier carried a spicula into battle as his primary throwing spear. " 罗马士兵没有使用标枪（pilum），而是携带一种名为斯皮库拉（spicula）的罗马短标枪作为主要的投掷武器上战场。 military weapon history archaeology 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 冰针，冰晶。 A sharp, pointed crystal, especially of ice. Examples : "The thin layer of ice on the sidewalk was covered in tiny spicula, making it extra slippery. " 人行道上薄薄的一层冰覆盖着细小的冰针，使得路面格外湿滑。 nature geology weather material substance 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 骨针，骨骼针。 A sharp, needle-like structure, especially those making up the skeleton of a sponge. Examples : "The science class examined a sponge under the microscope and observed many tiny, glass-like spicula that gave the sponge its rigid structure. " 科学课上，学生们在显微镜下观察海绵，看到了许多微小的、玻璃状的骨针，正是这些骨针赋予了海绵坚硬的结构。 biology anatomy organism animal structure 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 针状体, 日珥喷射. A small radial emission of gas seen in the chromosphere and corona of the sun. Examples : "Through the telescope, the solar astronomer pointed out the numerous spicula flickering at the edge of the sun, like tiny, fiery blades of grass. " 通过望远镜，这位太阳天文学家指出了太阳边缘闪烁着的无数针状体，它们就像微小而炽热的草叶。 astronomy physics space science energy phenomena 与AI对话词汇游戏阅读练习
