先有雞.后有蛋等
2010-12-31 00:00:00
英語學(xué)習(xí) 2010年10期
British scientists think they have the answer tothe age-old riddle of whether the chicken or theegg came first.
Researchers at the Universities of Sheffield andWarwick， in northern and central England， say thesecret lies in the eggshell， and specifically in thevital role played by a chicken protein' in forming it.
- 英語學(xué)習(xí)的其它文章
- 血鉆迷局
- 照明小史
- 諧趣角
- 現(xiàn)代人的流行病
- 無處不在的辦公室
- “快,讓我看看你的答案!”