现在，数据库更新大部分库存页面的间隔平均在一个月。
Now the average update interval of most pages database is almost one month.
想到寒假时嚟日本，至今只间隔才一个月。
When thought of winter in Japan, has so far only one month before the interval.
想到寒假时嚟日本，至今只间隔才一个月。
When thought of winter in Japan, has so far only one month before the interval.
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