单词：transparent spanning tree
单词：transparent spanning tree 相关文章
If you were to lay your digestive tract out in a straight line, it would form a tube spanning nearly ten meters. 如果你将消化道拉直成一条线，它的样子就像是一条长达将近十公尺的管子。 学习重点： 1.digestive tract 消
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图 graph 子图 subgraph 有向图 digraph(directed graph) 无向图 undigraph(undirected graph) 完全图 complete graph 连通图 connected graph 非连通图 unconnected graph 强连通图 strongly
实用英语
By David Gollust Washington 18 September 2007 The U.S. State Department is promising an open and transparent investigation of a Baghdad shooting incident Sunday involving an American security contractor that left 11 people dead. The Iraq interior min
2007年VOA标准英语（九月）
KHARTOUM, Jan. 17 (Xinhua) -- The Arab League (AL)（阿拉伯联盟） Mission for monitoring south Sudan referendum（公民投票权） on Monday said that the polling process was characterized by high transparency and integrity with international
英语新闻
1. in + 月/ 年 2. between and 3. from to 4. over the period from to 5. in the year between and 6. in the 3 years spanning from 2001 through 2004 7. for the first 3 months 8. for/ during/ over the next / following 6 months 9. for/ during/ over / in
雅思英语
At some point in our childhoods it dawns on us how incredibly great it would be to turn invisible. Just imagine all the places you could sneak into! Think of all the things you'd get to see! Well, nobody knows yet how to make a person invisible. But
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