若有必要，你可以对照片进行轻微的剪辑，去除边缘无效区域。
If need be, you can then crop the shot slightly so there isn't any dead space around the edges.
通过考察我们发现，当前中国实际经济运行状态正处于动态无效区域。
The research shows that Chinese economy has been in a state of dynamic inefficiency. For thi…
它根据场景有效划分的特点，对分割结果进行评估，融合那些被过度划分的无效区域。
Based on the characteristics of a valid partitioning, it evaluates the partitioning result and merges the cells evaluated as invalid.
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