发现庆师大学英语
声音列表
（4637）-
1781
091 Special report
2016-10-12 0评论
00'25'' -
1782
086 Books and arts - Practical ethics
2016-10-12 0评论
04'54'' -
1783
087 Books and arts - Mankind tomorrow
2016-10-12 1评论
05'19'' -
1784
081 Science and technology - Medical treatment
2016-10-12 0评论
04'16'' -
1785
083 Books and arts
2016-10-12 0评论
00'28'' -
1786
078 Science and technology - The Zika virus
2016-10-12 1评论
07'58'' -
1787
076 Finance and economics - Free exchange
2016-10-12 0评论
07'51'' -
1788
080 Science and technology - Precision agriculture
2016-10-12 1评论
05'50'' -
1789
072 Finance and economics - Global inequality
2016-10-12 0评论
07'44'' -
1790
079 Science and technology - Similarities in language
2016-10-12 1评论
04'33''
