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1. | A step by step process that produces either entity or table definitions that have : ( a ) no repeating |
| 一种逐步处理的过程,用于产生实体或表定义,使之: (1) 没有重复的类; (2) 把同类数值分配给属性或列; (3) 有特殊的名字; (4) 有特殊的和唯一的可识别行。 |
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2. | Learning a foreign language is a step by step process. |
| 学习外语是一步一步的过程。 |
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