copper ·noun

Definition: a reddish-brown metal used especially for making wire and coins, or the reddish brown colour of this metal Level: B2

罗西的头发在阳光下像铜一样闪闪发光。

Rosie's hair shone like ___copper in the sunlight.

这些管道是由铜制成的。

The pipes are made of ___copper.

它的圆顶由纯铜制成。

Its domes are made of pure ___copper.