单词：busbar of piston pin
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用Mp3背六级单词
在今天我们要讲的两个习惯用语里，一个关键的字就是：pin。Pin这个字单独用的时候可以解释为：别针。但是，pin这个字也有不少和其他字合在一起用的时
美国习惯用语
Dialogue 10 laurance--What time doesd the bus leave for the airport? soony--I don't know.It used to leave every half hour,but I think the schedule's been changed. laurance--Do you know the telephone n
英语经典听力对话
Dialogue 9 Laurance- Is this where I catch the bus for the zoo? Soony- You can take a T-30 from here, but then you have to walk about six blocks. Laurance- That doesn't sound too bad. Soony- Actually,
英语经典听力对话
The wheels on the bus go round and round round and round, round and round The wheels on the bus go round and round All through the town The people on the bus go up and down Up and down, up and down Th
迪斯尼儿歌第四集
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
VOA标准英语2012年(一月)
This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
VOA标准英语2016年(三月)
Coffee, computers and piston engines - could we imagine a world without them? These are intricate parts of every day life for most of us and the knowledge that led to them was either invented by or passed down through the ancient Muslim world. That's
VOA标准英语2010年(二月)
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
英语新闻
Bus driver : Move to the rear of the bus, please. There're plenty of seats in the rear. Daisy : How much is the fare, please? Bus driver : Thirty cents. Drop it in the box. Daisy : Does this bus go to Washington Park? Bus driver : Take Bus No. 9. Thi
实用英语
Track One From a very young age I had a bit of a fascination with flying 我自儿时便有些迷上了飞行 Bit of a fascination with speed 着迷那样的高速（驾驶） As I went through school and into my A-Levels I wanted to pursue a flying
英语PK台