zài / shāng / yè / jìng / zhēng / zhōng / yì / dí / yì / yǒu / de / huǒ / bàn / guān / xì / hěn / cháng / jiàn在商业竞争中,亦敌亦友的伙伴关系很常见。In business competition, partnerships that are both foe and friend are quite common.