a joining together of two systems or groupsa live link-up to the International Space Station
Copyright © 2016 by HarperCollins Publishers. All rights reserved.
in the sense of connection
I no longer have any connection with my ex-husband's family.
in the sense of relay
More than a thousand people listened to a relay of the proceedings.
in the sense of transmission
the sending or passing of something, such as a message or disease from one place or person to anotherthe transmission of knowledge and skills
link-up 的词库—— 柯林斯 英语词库