Like the bear fur, each annual ring can be analyzed.

就像熊的皮毛一样，也能用来分析。

The annual rings of the trunk that have overgrown the dead sapling tell the year of the storm.

长满枯死树苗的树干诉我暴风雨的份。

It was felled to procure a section for exhibition, and thus an opportunity was given to count its annual rings of growth.

它被砍掉了用于展览的部分，因此有机会计算它的长。

Cutting it half through and counting the annual rings with the aid of a lens, we find its age to be no less than 255 years.

将它切开一半，借助透镜数，我发现它的龄不低于255。

Cutting it half through and counting the annual rings with the aid of a lens, I found its age to be no less than 255 years.

把它切开一半，用镜头数，我发现它的龄不低于255。