单词:piston ring ends
活塞环端
单词:piston ring ends 相关文章
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
发表于:2019-01-13 / 阅读(52) / 评论(0)
VOA标准英语2012年(一月)
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t
发表于:2019-02-06 / 阅读(60) / 评论(0)
英语新闻
听歌学英语:Wake me up when September ends 00:02.60]EnglishExpress [00:05.98]轻松英语之旅 [00:15.82]Green Day [00:18.65]Wake Me Up [00:19.54]When September Ends [img:00:23.66]064-Wake Me Up.jpg [00:55.53]Summer has come and passed [00:59.98
发表于:2019-02-18 / 阅读(50) / 评论(0)
听歌学英语