Combination of related parts.

组合。

Arrangement of parts and circuits, as in a radio.

【美】【电】无电线电器中零件组合及电路的安排。

Diagram showing such an arrangement.

线路图；装置图。

Network of radio or television stations.

电台或电视台广播网。

Connection between several telephones for a conference.

会议使用的数支电话之间的通讯路线。

Cooperative relationship between persons, nations, etc.

【口】人与人或国与国之间的合作关系；同盟。