Baltic

The Baltic Sea is a continuation of the North Sea.

波罗海是北海延续。

The dreaded wood-eating shipworm is invading northern Europe's Baltic Sea.

可怕头船蛆正在侵袭北欧波罗海。

Occurring in yellow, golden and brown colors, Baltic Amber is also known as Succinite after its parent tree pinus succinfera that was common in the tertiary period, some 50 million years ago.

波罗海琥珀呈金黄和褐黄色，也就是通常人们说琥珀色。她母本树种是5千万年前第三纪常见松科琥珀林。