单词：automatic farm tractor
单词：automatic farm tractor 相关文章
Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of
2015年Scientific American(一)月
A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub
Scientific American(十)月
[00:04.60]Module9 THE GENERATION GAP [00:09.60]Unit2 I don't know whether my mum [00:13.57]and I can be friends again. [00:17.52]1 Listen and read. [00:21.59]Problem Page Pamela [00:24.84]Letter1 Dear Pamela, [00:29.33]My danghter plays her music ver
外研社新标准初中英语九年级
今天我们要学的词组是gap。 Gap的意思是缝隙，差距。比如年龄的差距， age gap。贫富差距，the gap between the rich and the poor。收支差距，the gap between revenue and expense。 美国的一项调查结果说，美国
英语每日一词
DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia
2017年NPR美国国家公共电台7月
But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a
TED演讲教育篇