He bought his girlfriend a pearl necklace.

给友买了一条珍珠项链。

He was charmed by the pale face, the lissome figure, draped in pearl grey, with a coiled string of pearls at the throat.

她令着迷--苍白的脸色，婀娜的身影，珠灰色的衣裙，颈子挂着的珍珠项链。