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Apr 13, 2022
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Update P.TRA.01.md #109

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2 changes: 1 addition & 1 deletion src/safe-guides/coding_practice/traits/P.TRA.01.md
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**【描述】**

使用 trait 的时候，必须要满足 trait 一致性规则，即，**孤儿规则（orphans rule）**：类型和trait，必须有一个是在本地crate内定义的。
当不满足古尔规则时，可以考虑使用`NewType`模式来解决问题。
当不满足孤儿规则时，可以考虑使用`NewType`模式来解决问题。

**【正例】**
```rust
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