这块6500万年前的琥珀中保存着一只完好无损的昆虫。

This piece of ___65-million-year-old amber contains a perfectly preserved insect.

这台电脑简直有6500万年历史了，连最基本的软件都运行不了。

This computer is practically ___65-million-years-old — it can't even run basic software.