un. 金属异物检出
[网络] 夹杂金属检查器；夹杂金属碎件检查器

机场—Airport

The airport is your first stop before leaving on your dream vacation or trip. Generally speaking, you should arrive at the airport with plenty of time to spare. Don't arrive 10 minutes before your plane departs. You can park your car in long-term par

发表于:2018-12-03 / 阅读(48) / 评论(0)

社会—In the Community

Student Activist: 'We Are Going to Make a Serious Difference'

The recent school shooting at Marjory Stoneman Douglas High School in Parkland, Florida, claimed the lives of 17 students and teachers. It also started a wave of protests among young people across the country. These student activists are calling for

发表于:2019-01-03 / 阅读(27) / 评论(0)

2018年VOA慢速英语(二)月

pbs高端访谈:3D打印手枪引发安全担忧

RAY SUAREZ:More about this technology, the man behind the project and the questions this all raises from Andy Greenberg of Forbes. He's been covering this story and was in Austin when Cody Wilson first tested the gun. And, Andy, now that this thresho

发表于:2019-01-27 / 阅读(83) / 评论(0)

PBS访谈社会系列

英语博客:The Court House, where it all happens

It's time for me to start preparing our Summer holiday. This year, my family and I will take a trip to Spain for a month. We will visit my father and sister in Scotland and England first, and then family and friends in Spain. I can't wait. Our prepar

发表于:2019-02-17 / 阅读(80) / 评论(0)

英语博客 A cup of English

俄罗斯自杀式炸弹致15人死亡，数十名受伤

俄罗斯自杀炸弹致15人死亡，数十名受伤 A suicide bomber killed 15 people and injured dozens at a train station in southern Russia Sunday, officials said, stoking fears of terrorist attacks ahead of the countrys Winter Olympics in Febru

发表于:2019-02-17 / 阅读(21) / 评论(0)

英语新闻

听播客学英语 59 宝藏

Before beginning todays podcast, I need to explain a few words. The first word is treasure. Treasure means things which are very valuable; generally, treasure means things made of gold or silver or precious stones. The second word is hoard. If someon

发表于:2019-02-19 / 阅读(39) / 评论(0)

听播客学英语

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学英语单词

biological systems scene analysis

bleykster

Box-Jenkins method

bull point

certified agriculture standards