link up
phrasal verblink up (with somebody/something)
to join or become joined with somebody/something （与…）连接，结合；使连接；使结合 The two spacecraft will link up in orbit. 两艘宇宙飞船将在轨道上对接。 The bands have linked up for a charity concert. 这些乐队已联合起来，准备办一场慈善音乐会。