【電】 set occurence

集合的英語翻譯：

gather; troop together; aggregate; assemble; concourse; convene; muster
rendezvous; congregation; concentration
【計】 disjoint set
【醫(yī)】 aggregate; aggregation; agmen; agmina; convergence
【經(jīng)】 assembly

發(fā)生的英語翻譯：

happen; generate; occur; take place; engender; exist; go forward; go on
originate
【醫(yī)】 genesis; occurrence