小伙伴们都吓呆了! 北京三元桥43小时完成改造!
英语课
A video clip featuring Chinese builders swapping 1 out a bridge in downtown Beijing within 43 hours has gone viral on social media in China and abroad.
近日，国内外社交媒体网站上一段北京城区43小时"旧桥变新桥"的视频火速蹿红。
The two-minute time-lapse video recorded workers replacing the Sanyuanqiao cloverleaf junction 2.
这段两分钟的延时视频记录了工人更换三元桥的过程。
The project started at around 11 pm on Nov 13 and ended on Nov 15. The most challenging part of the overhaul 3 was the replacement 4 of the 1,300-ton bridge structure, which cost RMB39m.
工程于11月13日晚11点左右开启，15日结束，最具挑战性的部分就是1300吨桥梁的整体更换，耗资3900万元。
Many foreign viewers expressed their amazement 5 at the "Chinese speed" and many asked whether this construction team does contract work overseas.
许多国外网友观看视频后表达了对"中国速度"的赞叹。很多人还问到这支工程队是否也承接海外项目。
The footage garnered 6 more than 1,680,000 views on YouTube by Tuesday.
截至24日，这段视频在YouTube网站播放量已超过168万。
交换，交换技术
- The slow swapping and buying of horses went on. 马匹的买卖和交换就是这样慢慢地进行着。
- He was quite keen on swapping books with friends. 他非常热衷于和朋友们交换书籍。
n.连接，接合；交叉点，接合处，枢纽站
- There's a bridge at the junction of the two rivers.两河的汇合处有座桥。
- You must give way when you come to this junction.你到了这个路口必须让路。
v./n.大修，仔细检查
- Master Worker Wang is responsible for the overhaul of this grinder.王师傅主修这台磨床。
- It is generally appreciated that the rail network needs a complete overhaul.众所周知，铁路系统需要大检修。
n.取代，替换，交换；替代品，代用品
- We are hard put to find a replacement for our assistant.我们很难找到一个人来代替我们的助手。
- They put all the students through the replacement examination.他们让所有的学生参加分班考试。
n.惊奇，惊讶
- All those around him looked at him with amazement.周围的人都对他投射出惊异的眼光。
- He looked at me in blank amazement.他带着迷茫惊诧的神情望着我。
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三元桥