填水锅炉保护

2018年CRI Voluntary river chiefs to help water protection in east China

Zhoushan, a city in eastern China and a critica point along the Yangtze River Economic Belt, has seen improvements in water quality as the government has channeled more energy into environmental protection. Inspired by China's River Chief system, the

发表于:2018-12-24 / 阅读(53) / 评论(0)

2018CRI中国国际广播电台

美国学生世界地理教材第131期:鱼儿峡湾瀑布和森林(2)

The Norwegian people catch herring in nets, then they salt, smoke, or dry them to make sure they will keep almost forever without spoiling. 挪威人用网打捞鲱鱼，然后，用盐腌制、用烟熏制、或晒干风干，用各种方法保存鲱鱼

发表于:2018-12-28 / 阅读(50) / 评论(0)

美国学生世界地理教材

美国国家公共电台 NPR Woman Returns To Her Slave Cabin Childhood Home In The Smithsonian

ARI SHAPIRO, HOST: The National Museum of African-American History and Culture here in Washington has many artifacts connected to slavery. For one woman, visiting the museum this week was a literal homecoming. Isabell Meggett Lucas was born and raise

发表于:2019-01-17 / 阅读(35) / 评论(0)

2017年NPR美国国家公共电台4月

选择一个节能的供暖系统

The more you know about the various heating systems that are available on the market today, the better able you will be to choose the best one for your home. Obviously, your main goal (besides being comfortable), is to have a heating and air conditio

发表于:2019-02-04 / 阅读(86) / 评论(0)

实用英语

英国学生科学读本第35期:蒸汽往上冒(2)

There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th

发表于:2019-02-07 / 阅读(80) / 评论(0)

英国学生科学读本

英语听书《白鲸记》第926期

Even the cabin table itself had been knocked into kindling-wood; 甚至舱室里的饭桌也给敲来引火了； and the cabin mess dined off the broad head of an oil-butt, lashed down to the floor for a centrepiece. 船长室里只得用一个大油桶

发表于:2019-02-20 / 阅读(36) / 评论(0)

白鲸记

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