bed
rock
复数形式
bedrocks
1
基石, 基础
principles from which other truths can be derived
2
基岩, 岩床
solid rock beneath surface materials, forming the Earth's crust foundation
- Excavation for the building's foundation revealed the presence of sturdy bedrock, ensuring stability for the structure.
为建筑物地基进行的挖掘揭示了坚固的基岩的存在，确保了结构的稳定性。
- Geologists drilled into the bedrock to collect samples and analyze the composition of the Earth's crust.
地质学家钻入基岩以收集样本并分析地壳的组成。
- The river's erosion exposed the underlying bedrock, creating a scenic landscape of cliffs and rock formations.
河流的侵蚀暴露了下方的基岩，形成了悬崖和岩石构造的风景。
- Engineers conducted a geological survey to assess the bedrock's strength before planning the construction of the dam.
工程师们进行了地质调查，以评估基岩的强度，然后再规划大坝的建设。
- Fossils embedded in the bedrock provided valuable information about ancient ecosystems and environmental conditions.
嵌入基岩中的化石提供了有关古代生态系统和环境条件的宝贵信息。