adj.史前的，有文字记载以前的，远古的

During the prehistoric era, early humans roamed the Earth in search of food and shelter.
在史前时代，早期人类在地球上漫游，寻找食物和住所。
Fossil evidence suggests that dinosaurs coexisted with prehistoric mammals millions of years ago.
化石记录表明，恐龙曾与数百万年前的史前哺乳动物共存。
Archaeologists have unearthed intricate tools from the Paleolithic period, revealing the advanced skills of prehistoric humans.
考古学家发掘出了旧石器时代的复杂工具，揭示了史前人类的高超技艺。
The discovery of mammoth bones in Arctic permafrost is a glimpse into the prehistoric Ice Age world.
在北极冻土层中发现猛犸象骨头，让我们得以一窥史前冰河时期的世界。
Prehistoric cave paintings in France, like those at Lascaux, provide a visual record of our ancestors' lives and beliefs.
法国的史前洞穴壁画，如拉斯科洞穴，为我们展示了祖先的生活和信仰的视觉记录。
Paleontologists study the fossilized footprints left by prehistoric creatures to understand their behavior and habitat.
古生物学家研究史前生物留下的化石足迹，以了解它们的行为和生活环境。
The Great Barrier Reef's ancient corals date back to the prehistoric times, showcasing the incredible resilience of marine ecosystems.
大堡礁古老的珊瑚可以追溯到史前时期，显示了海洋生态系统惊人的恢复力。
In prehistoric times, fire was not only used for warmth but also as a tool for cooking and signaling.
在史前时代，火不仅用于取暖，还是烹饪和通讯的重要工具。
Archaeologists believe that the construction of Stonehenge in England was a monumental achievement of prehistoric engineering.
考古学家认为，英国的巨石阵是史前工程的一项重大成就。
The study of DNA extracted from prehistoric teeth has shed light on human migration patterns and the origins of various ancient populations.
从史前牙齿中提取的DNA的研究，揭示了人类迁徙模式以及各种古老人群的起源。