partner up
phrasal verb with partner verb [ I or T ] uk/ˈpɑːt.nər/ us/ˈpɑːrt.nɚ/
结为伴侣
to marry or form a long and serious relationship with another person
All his friends were partnering up and settling down. 他所有的朋友都找到了伙伴，并安顿下来。
（在体育、游戏、舞蹈或其他活动中）与某人结伴
to act as someone's partner in a sport, game, dance, or activity
They partner up and throw weighted medicine balls at each other. 他们结成对子，互相投掷加重的实心球。
合伙;合股
to join with another person or organization in a business activity
Businesses partner up with local schools to offer work experience to students. 工商企业与当地学校合作，为学生提供实习机会。