Whales originated in the freshwater lakes and rivers of ancient Asia about sixty million years ago.
鲸鱼起源于大约六千万年前亚洲的淡水湖泊和河流。
Dinosaurs existed on Earth more than sixty million years ago.
六千多万年以前，地球上就存在恐龙。
Suppose the planet were hit by a comet — this happened — something like this happened sixty-five million years ago, so it could happen again.
假设这个星球被一颗彗星击中-，这样的事，大约六千五百万年前，发生过，所以它还可能再发生。
Sixty-five million years ago the dinosaurs disappeared and something like a man began.
六千五百万年前恐龙灭绝，类似于人的物种开始。
After all, insects didn't begin to play a major role in pollination until about sixty-five million years ago, and plants have been around for about three hundred million years.
毕竟，昆虫并不是扮演主要授粉的角色。直到65000年之前。这个世界已经生长了大约300000年。
After all, insects didn't begin to play a major role in pollination until about sixty-five million years ago, and plants have been around for about three hundred million years.
毕竟，昆虫并不是扮演主要授粉的角色。直到65000年之前。这个世界已经生长了大约300000年。
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