单词：beryllium rickets
单词：beryllium rickets 相关文章
This is the VOA Special English Health Report. Vitamin D helps bones and muscles grow strong and healthy. Low levels of vitamin D can lead to problems like rickets and osteoporosis. Rickets is a deformity mainly found in children. Osteoporosis is th
VOA慢速英语2009年（九）月
Marcos Mcpeek Villatoro : My father worked in the coal mines of Kentucky. It was his last job before he retired. After a life moving from one mechanic's shop job to another, this was a real job, said the friend who offered it to him. Sure, it was ri
2009年NPR美国国家公共电台7月
To Juice or Not to Juice? 果汁该喝还是不该喝? Nutrition 营养 Juice may be tasty, but its not really that nutritious. While orange juice is an excellent source of vitamin, it doesnt contain a significant amount of other minerals and vitamin
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Let's return to that issue of vitamins. It's got you going on Twitter this morning. Would you give your child vitamins under 5? England's chief medical officer says you should, because rickets is on the rise. So let's find out more, from GP Dr. Ali K
英伦广角
This is the VOA Special English Health Report. In recent years, research has suggested more health value from vitamin D than had once been thought. Vitamin D is found in eggs and other foods and is also added to milk Vitamin D is produced naturally i
VOA慢速英语2007年（一）月
Vitamin D is an essential nutrient that we get through exposure to sunlight and through diet. Without enough Vitamin D, we are at risk for rickets, osteoporosis and bone fractures. Now, researchers have found that Vitamin D deficiency is also associa
VOA标准英语2010年(三月)
Studies are finding that the vitamin known for building strong bones may also help prevent many diseases. Transcript of radio broadcast: 15 July 2008 This is the VOA Special English Health Report. Vitamin D helps bones and muscles grow strong and he
VOA慢速英语2008年（七）月
At 75, New Deal's 'Green Towns' Endure In an effort to pull the United States out of the Great Depression of the 1930s, President Franklin Roosevelts so-called New Deal administration created a bevy of government agencies designed to help Americans r
VOA标准英语2012年(六月)
By Zorislav Baydyuk Chicago, Illinois 13 March 2007 watch International Adoption report Many Americans seeking to adopt children are looking to orphanages in other countries. Last year, the U.S. State Department issued over 20,000 immigrant visas to
2007年VOA标准英语（三月）
A History of Pilates 彼拉提斯的一段历史 Joseph Pilates was a fitness guru and inventor born in 1883 near the northern German city of Dusseldorf. 乔瑟夫彼拉提斯是1883年于德国北部城市杜塞道夫出生的健身专家和发明家。
欧美人文风情
Mom: Now let's have fun! It's Mona's birthday. Dad: Mona, I want you to go to the hardware store. I want you to pick up a five-pound bag of plant food. Mom: No no no no, not now. No, we are celebrating. Dad: Mona, it's a surprise! This arrived on you
跟着美剧练发音
Mom: Now let's have fun! It's Mona's birthday. Dad: Mona, I want you to go to the hardware store. I want you to pick up a five-pound bag of plant food. Mom: No no no no, not now. No, we are celebrating. Dad: Mona, it's a surprise! This arrived on yo
跟着美剧练发音