selection wire

例句：

1. 1. Theselection wire is used to connect the switchto the circuit board.
   选择线用于将开关连接到电路板上。
2. 2. The selection wire wasdamaged during the installation process.
   安装过程中，选择线受损了。
3. 3. The engineer carefully selectedthe best wire for the project.
   工程师仔细挑选了最适合这个项目的电线。