銅線

1. Origins, structure, and basic meaning

• Structure: 銅線 is read as どうせん and refers to thin wire made of copper.
• Basic usage: It can be cut for use in a science experiment or bent by an artisan to make a small ornament.

2. Common pitfalls and similar expressions

• Cutting it for use
  • 銅線を短く切る means cutting copper wire short to suit the experiment. Example: 理科の実験で銅線を短く切って使いました。
• Bending it into an object
  • 細い銅線を曲げる describes bending thin copper wire to form another object. Example: 職人は細い銅線を曲げて小さな飾りを作りました。