一億四千萬年前的意思、翻譯和例句

是什麼意思

「一億四千萬年前」是指距今約一億四千萬年的時間,通常用於描述地球或宇宙的歷史,以及某些地質事件或生物演化的時期。這個時間範圍通常與白堊紀(Cretaceous Period)相關,這是一個重要的地質時期,許多恐龍和其他生物在此時期繁榮。

依照不同程度的英文解釋

  1. A long time ago, about 140 million years.
  2. A time in the past, specifically 140 million years ago.
  3. A historic period that occurred 140 million years back.
  4. A specific time frame in Earth's history, 140 million years ago.
  5. A significant geological time period that dates back 140 million years.
  6. A time marker in the geological timeline, specifically 140 million years in the past.
  7. A reference to a specific era in Earth's history, approximately 140 million years ago.
  8. A chronological reference to 140 million years ago, often used in paleontology and geology.
  9. A precise temporal reference used in scientific contexts, indicating 140 million years in the geological past.
  10. A historical reference point, indicating the time 140 million years ago.

相關英文單字或片語的差別與用法

1:140 million years ago

用法:

這是一個常用的時間標記,特別是在討論地球歷史或生物演化時。它通常用來描述某些重大事件或生物的出現,例如恐龍的繁榮或特定地質層的形成。

例句及翻譯:

例句 1:

一億四千萬年前,恐龍在地球上佔據主導地位。

140 million years ago, dinosaurs dominated the Earth.

例句 2:

這個化石的年齡可以追溯到一億四千萬年前

The age of this fossil dates back to 140 million years ago.

例句 3:

一億四千萬年前,地球的氣候與今天截然不同。

The climate of the Earth was drastically different 140 million years ago.

2:140 million years in the past

用法:

這個短語用於指代一段非常久遠的時光,通常與地質或生物學的討論相關,幫助人們理解地球的演變過程。

例句及翻譯:

例句 1:

科學家們研究了一億四千萬年前的岩石以了解地球的歷史。

Scientists study rocks from 140 million years in the past to understand Earth's history.

例句 2:

這種植物的起源可以追溯到一億四千萬年前

The origin of this plant can be traced back to 140 million years in the past.

例句 3:

一億四千萬年前的海洋生物與現在的截然不同。

Marine life from 140 million years in the past was vastly different from what we see today.

3:140 million years back

用法:

這個表達方式通常用於非正式的對話中,描述過去的某個時間點,尤其是在講述歷史或科學事實時。

例句及翻譯:

例句 1:

一億四千萬年前,地球上出現了許多新的物種。

140 million years back, many new species emerged on Earth.

例句 2:

一億四千萬年前的地質時期,海洋覆蓋了大部分地球表面。

During the geological period 140 million years back, oceans covered most of the Earth's surface.

例句 3:

一億四千萬年前,地球的陸地和海洋分佈與現在大相逕庭。

140 million years back, the distribution of land and oceans on Earth was vastly different.

4:140 million years earlier

用法:

這個表達方式用於描述某件事情發生在特定事件之前的時間,尤其是在考古學或古生物學的研究中。

例句及翻譯:

例句 1:

一億四千萬年前,這片區域是熱帶森林。

140 million years earlier, this area was a tropical forest.

例句 2:

一億四千萬年前,恐龍的祖先已經開始出現。

140 million years earlier, the ancestors of dinosaurs had already started to appear.

例句 3:

科學家們發現的化石顯示,一億四千萬年前的生態系統非常豐富。

Fossils discovered show that ecosystems 140 million years earlier were very rich.