根据美国图书馆协会的统计数据，美国60%的图书馆存在宽带网络网速不足的问题，而且目前这些图书馆普遍缺乏足够的资金来对自己的网络设施进行改善升级。
According to the American Library Association, 60% of U.S. libraries report having "insufficient" broadband speeds, but libraries are currently being underfunded.
全世界每年有记录被鲨鱼咬伤的不足70人，尽管这个数字不包括那些没有统计数据国家所发生的事件。
Fewer than 70 people are recorded as being bitten annually worldwide, although the number does not include incidents in countries where statistics are not kept.
收集单个列的统计数据还不足以提供所需信息，因此您需要收集列组统计数据。
Collecting statistics of individual columns may not be enough to provide the information required, so you need to collect column group statistics.
应用推荐