Occasionally you can access these items through digital library collections on the Web.

有的情况下你能通过网络上的数字图书馆得到这些条目。

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At Harvard, the Museum of Comparative Zoology library is more frequently used and its collections are extensive so the digital age has awhile to go before it's out of date there.

在哈佛，比较生态学博物馆的图书馆使用频率要高一些。由于它的收藏丰富，数字化时代的到来，还需要有一小段的时间，因此目前它还不至于完全过时。

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Off-line collections such as the eGranary Digital Library can provide local access to a critical subset of Internet resources where Internet access is unreliable or over-subscribed.

离线收藏，如egranary(粮仓)数字图书馆，可以在互联网接入不可靠或过多订购的地方提供本地访问互联网资源的关键子集。

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