the population has in fact doubled in the last decade.海龟数量在过去的十年中甚至翻了一番

in fact其实； 事实上；实际上

In fact we were innocent of the crime.

事实上，我们是无辜的。

That was a part of the story we had to tell.那部分故事我们不得不拍

a part of ... 的一部分

A part of the sitting room was curtained off.

起居室的一部分被帘子隔开了。

It is to protect the adults from outsiders who would hunt them for their meat.是保护成年海龟不被外人猎杀取肉

protect from保护 ... 不受； 使 ... 免于

Rub some of this cream in to protect from the sun.

把这种膏擦上以防日晒。

The sheep jammed together to protect from the cold.

这些绵羊为了御寒紧紧地挤在了一起。