公元前100萬年的意思、翻譯和例句

是什麼意思

「公元前100萬年」指的是在公元紀年系統中，距今約100萬年前的時間點。這個時間範圍通常涵蓋了地球的遠古歷史，尤其是早期人類出現之前的地質時期。這段時間內，地球的環境、氣候和生物多樣性都經歷了劇烈變化。

依照不同程度的英文解釋

  1. A time very long ago before we had years counted.
  2. A time before people started keeping track of years.
  3. A specific time in the distant past.
  4. A time period that is millions of years ago.
  5. A historical period that is measured in millions of years before the current era.
  6. An era in Earth's history that predates recorded human history by a significant margin.
  7. A geological time frame that reflects the early development of the planet.
  8. A time reference used to indicate events or conditions that occurred long before current historical records.
  9. A reference point for understanding the Earth's geological and biological evolution prior to human existence.
  10. A historical marker indicating events that took place a million years before the current calendar system.

相關英文單字或片語的差別與用法

1：One million years ago

用法：

這是一個用於描述距今約100萬年前的事件或時間段的表達方式。它通常用於科學、歷史或地質學的討論中。

例句及翻譯：

例句 1：

在公元前100萬年，地球上的氣候與今天截然不同。

One million years ago, the climate on Earth was vastly different from today.

例句 2：

許多物種在公元前100萬年達到繁榮的高峰。

Many species thrived one million years ago.

例句 3：

人類的祖先在公元前100萬年已經開始出現。

Ancestors of humans began to appear one million years ago.

2：1,000,000 BC

用法：

這個標記通常用於考古學或古生物學的研究，指代距今100萬年前的時期。

例句及翻譯：

例句 1：

在1,000,000 BC時，恐龍已經滅絕，哺乳動物開始繁榮。

By 1,000,000 BC, dinosaurs had already gone extinct, and mammals began to thrive.

例句 2：

1,000,000 BC的地球環境與今天的環境有很大不同。

The Earth's environment in 1,000,000 BC was very different from today's environment.

例句 3：

科學家們研究了1,000,000 BC的化石，以了解早期生物的生活。

Scientists study fossils from 1,000,000 BC to understand the lives of early organisms.

3：Before Christ one million years

用法：

這是一種較少用的表達方式，但仍然可以用來描述距今100萬年前的時期，通常在歷史或宗教文本中出現。

例句及翻譯：

例句 1：

在Before Christ one million years的時候，地球的生態系統正在發生變化。

During the time before Christ one million years, the Earth's ecosystems were undergoing changes.

例句 2：

許多地質層的形成可以追溯到Before Christ one million years。

Many geological layers can be traced back to before Christ one million years.

例句 3：

古人類的出現大約是在Before Christ one million years的時期。

The emergence of early humans occurred around the time before Christ one million years.

4：Prehistoric era

用法：

這個詞通常指的是人類歷史之前的時期，包括了公元前100萬年這段時間。

例句及翻譯：

例句 1：

在史前時代，地球上生活著許多不同的生物。

During the prehistoric era, many different species inhabited the Earth.

例句 2：

史前時代的考古發現幫助我們了解早期人類的生活方式。

Prehistoric era archaeological findings help us understand the lifestyles of early humans.

例句 3：

許多文化的起源可以追溯到史前時代。

The origins of many cultures can be traced back to the prehistoric era.

輸入或選擇一個中文或英文單字或片語：