1. 做生意的诀窍(数据管理的技巧)：data dependency 数据依赖性 | tricks of the trade 做生意的诀窍(数据管理的技巧) | motivation 动机
2. 生意秘诀：taking responsibility 承担责任 | tricks of the trade 生意秘诀 | on track 步入正轨
3. 做生意的秘诀：pecking order: 啄序,任何团体中之长幼强弱次序 | hierarchy: 等级制度 | tricks of the trade: 做生意的秘诀
4. 某职业的诀窍：mischief 恶作剧 | sing the praises of 颂扬,表扬 | tricks of the trade 某职业的诀窍
1. In order to help other gamblers kick their habit, the retired card sharp has created centers where he reveals the tricks of the trade.