宣传委员 Commissary in charge of publicity
组织委员 commissary in charge of organization
秘书部长 secretary(这个本身就有秘书和部长两个意思。个人觉得还是Secretary department leader或者Chief of Secretary department)
临床医学 clinical medicine
宣传委员:commissary in charge of publicity,
组织委员:commissary in charge of organization,
秘书部长:secretary minister,
临床医学:clinical medicine,
羽毛球协会:badminton association,
心理协会:psychological association,
书画协会:painting and calligraphy association.