英语听力精选进阶版 17070

 

GlobalBusiness: Horse Play 19 March 2015

Thu, 19 Mar¹ 15

Innovation is hard work, says the British-born author and entrepreneur Kevin Ashton. He was a pioneer of what is now called the Internet of Things, adding communications ability to millions of objects through his insightful work with sensors².

1 mar   

vt.破坏，毁坏，弄糟

参考例句：

• It was not the custom for elderly people to mar the picnics with their presence.大人们照例不参加这样的野餐以免扫兴。
• Such a marriage might mar your career.这样的婚姻说不定会毁了你的一生。

2 sensors   

n.传感器，灵敏元件( sensor的名词复数 )

参考例句：

• There were more than 2000 sensors here. 这里装有两千多个灵敏元件。 来自《简明英汉词典》
• Significant changes have been noted where sensors were exposed to trichloride. 当传感器暴露在三氯化物中时，有很大变化。 来自辞典例句