feedthrough
/ˈfiːdθruː/noun
mass noun
1- the passage of something or transfer of an influence through or beyond a specified point or stage通道; 途径, 渠道：
the feedthrough to further education.
继续教育的途径。
1.1
- count noun an electrical connector used to join two parts of a circuit on opposite sides of something, such as a circuit board or an earthing screen穿通线（用以连接电路板或接地屏蔽等物上正反面两部分电路的电连接器）。