By a unit "in charge" "host" "co-" in the words "competent","host" "co"
As well as the magazine's "president" in English.
这是你原话的翻译.
主管：Competent.名词 person in charge 动词 be in charge of/be responsible for.
主办：Host.动词 host.
协办：Co.
社长：Director.
英语翻译由某个单位“主管”“主办”“协办”的那几个词“主管”,“主办”“协办”以及杂志社的“社长”的英文,