Somehow, Quentin split off from his comrades. [VERB PREP.]

不知怎么的，昆廷脱离了自己的同志。

...the Youth Wing which split off the National Liberal party earlier this year. [VERB PREP. noun]

今年年初从国家自由党中分裂出去的青年派

A key member of the San Diego Yacht Club team is splitting off to form his own team. [VERB PREP.]

圣迭戈帆船俱乐部队的一名主力队员正要离队去成立自己的队伍。