详细解释:【计】 伙伴系统
英语解释：
名词 buddy system:
a cooperative practice of pairing two or more people together for mutual assistance or safety (especially in recreational swimming)例句：
A partner, especially one of a pair or team associated under the buddy system.伙伴合作者，在指在水底双人侦察制中在一组或一队中合作的人