单词 | trilobite |
释义 | trilobite UK ['traɪ.ləʊ.baɪt] US [-loʊ-] noun countable specialized ■a simple flat sea animal that lived in the earliest period of life on Earth, with a hard outer layer and a grooved (= patterned with long deep lines) body in three sections 三叶虫(一种简单的扁形海洋动物,是地球上最早出现的生物之一,有硬的外层,身体分成三节,上有长而深的坑纹) |
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