million years ago的意思

million years ago 百万年前；

例句

The human history starts about three million years ago.

人类历史开始于大约300万年以前。

That was like a million years ago.

这事象已经过了一百万年了。

A million years ago, there were animals here before man came.

一百万年前，在还没有出现人类以前，这里就有动物。

Dinosaurs last lived on Earth about 65 million years ago.

最后一批恐龙生活在距今6500万年的地球上。

Several million years ago, our country was covered by thick forests.

几百万年前，我们的\'大地被茂密的森林覆盖着。