前寒武纪英文解释翻译、前寒武纪的近义词、反义词、例句
英语翻译：
Precambrian
分词翻译：
前的英语翻译：
former; forward; front; preceding; priority
【医】 a.; ante-; antero-; fore-; pro-; proso-; ventri-; ventro-
寒武纪的英语翻译：
【机】 cambrian period
网络扩展解释
前寒武纪
前寒武纪（qián hán wǔ jì），又称“先寒武纪”、“原寒武纪”，是地质年代的一个阶段，约为46亿至57亿年前。在该阶段中，地球经历了一系列的演变，包括地壳的加厚和构造活动的加剧。
拼音 & 解释
前寒武纪 - qián hán wǔ jì：地质年代阶段名
英文解释
Pre-Cambrian：A geological era that spans from approximately 4.6 billion to 5.7 billion years ago. During this era, the Earth underwent a series of transformations, including the thickening of the Earth’s crust and an increase in tectonic activity.
英文读音
Pre-Cambrian - /priː ˈkæm.bri.ən/
英文用法
The Pre-Cambrian era is the earliest and longest part of the geological timescale.
英文例句
- Scientists have discovered fossils that date back to the Pre-Cambrian era.
- Most of the Earth’s surface was formed during the Pre-Cambrian.
- The geologic events of the Pre-Cambrian helped shape the Earth into its current form.
英文近义词
Archean Eon：A geological era that spans from approximately 4 billion to 2.5 billion years ago. It overlaps with the Early part of the Proterozoic Eon, which followed the Pre-Cambrian.
英文反义词
Phanerozoic Eon：The geological era that began approximately 542 million years ago and continues to the present day. It is marked by the emergence of complex life, including plants and animals, and is divided into three major eras: the Paleozoic, the Mesozoic, and the Cenozoic.
英文单词常用度
Pre-Cambrian是一个地质学领域的专业术语，出现频率较低。