单词：ricketson
单词：ricketson 相关文章
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
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
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