Without numbers, healthy human adults struggle to precisely distinguish and recall quantities as low as four.
没有数字，健康成年人能准确区分或回忆起的数量会降低至四。
Many Kunqu performers recall the low points of the 1990s.
许多昆曲演员都记得九十年代的低谷。
Also, you will recall that there was an increase in the production of oil, from the low of about 700 barrels per day to about 2.3 million barrels per day.
此外，你还会想到石油日产量会从大约700桶增加到230万桶。
Leonard Woolf: If you were thinking clearly, Virginia, you would recall it was London that brought you low.
雷纳德·沃尔芙：如果你能想清楚，弗吉尼亚，你就会想起来这像是在伦敦，让你变得消沉。
The method based on statistical technique can only ensure the recall to some degree, but the precision is relatively low.
完全依靠统计方法只能保证一定的召回率，而准确率偏低。
Conforming to the universal full-text search engine, it is also confronted with the problem of low-recall ratio and high dissipation of web resource.
但与通用全文搜索引擎类似，全文检索的垂直搜索引擎存在着查全率较低、网络资源消耗过多等问题。
Conforming to the universal full-text search engine, it is also confronted with the problem of low-recall ratio and high dissipation of web resource.
但与通用全文搜索引擎类似，全文检索的垂直搜索引擎存在着查全率较低、网络资源消耗过多等问题。
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