external_data_sources_有道手机词典

1.Can they perhaps be found using external data sources?
是否可以使用外部数据源找到它们？
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2.This shows how easy it is to work with external data sources.
它展示了处理外部的数据资源是多么地容易。
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3.If not, can external data sources be acquired to fill the gap?
如果没有，是否可以获取外部数据源来填补这一差异？
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