copper
UK/'kɒpә/US
TOEFLB2
Definitions
n.
A reddish-brown metallic chemical element (symbol Cu, atomic number 29) used in wiring and coins; (informal) a police officer
铜；（俚）警察
v.
To coat or cover with copper
镀铜，包铜
adj.
Made of copper; having a reddish-brown colour like copper
铜制的；铜色的
Root Breakdown
Native Englishcopperother
=copper
Common Collocations
- 1.copper pipe铜管
- 2.copper wire铜线
Example Sentences
- 1.
Copper pipes are commonly used in plumbing systems for their durability and reliability.
- 2.
The old copper coin was worth significantly more as a collector's item.