单词:toluene bromide
单词:toluene bromide 相关文章
[ti:UNIT 2 Biggest, Longest, Widest Lesson 11 Don't Fall, Danny!] [0:00.836]UNIT 2 第二单元 [0:01.855]Biggest, Longest, Widest 最大,最长,最宽 [0:04.645]Lesson 11: 第十一课: [0:06.280]Don't Fall, Danny! 丹尼,别倒下! [0:08.
[00:02.75]Unit 19 Communication Language Awareness 4 [00:08.70]Lonesome Male of the Galapagos [00:11.60]Jo Tuckman on the Galapagos Islands [00:14.83]Celebrity is not usually a characteristic [00:17.49]associated with middle-aged giant tortoises [00:
Pre-Listening Vocabulary turtle: a marine-dwelling (fresh or saltwater) hard-shelled reptile; used in some regions as a generic word for turtles, terrapins, and tortoises tortoise: a land-dwelling reptile with a dome-shaped shell streamlined: feature
JUDY WOODRUFF:Now the challenges of combating climate change. This week, the European Union announced it was loosening its strict environmental regulations in the face of economic setbacks. In the U.S., renewable sources of energy like wind and solar
图片1
图片1