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Pronunciation: \ik-ˈstrē-məm\/ http://www.merriam-webster.com/cgi-bin/audio.pl?extrem06.wav=extremum
Tham khảo chung
- extremum : National Weather Service
tác giả
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Pronunciation: \ik-ˈstrē-məm\/ http://www.merriam-webster.com/cgi-bin/audio.pl?extrem06.wav=extremum