The 'b' had been wrongly written as a 'd'.

b错写成d了。

Milk, oily fish and eggs all contain vitamin D.

牛奶、油性鱼类和鸡蛋全都含维他命D。

Lack of vitamin D is another factor to consider.

缺乏维生素D是另一个需要考虑的因素。

Vitamin D is necessary to aid the absorption of calcium from food.

从食物中吸取钙需靠维生素D的帮助。

This special form of vitamin D is naturally present in breast milk.

这种特殊形式的维生素D天然存在于母乳中。

D is for dry.

D是干燥的意思。

Please complete the summary of paragraphs C and D below.

请完成下面 C 和 D 段的总结。

Foods such as eggs and oily fish are all rich in vitamin D.

鸡蛋和油性鱼等食物都富含维生素D。

D Day is celebrated to memorize the Normandy landings in France on June 6, 1944.

D 日是为了纪念1944年6月6日在法国的诺曼底登陆。

Three other types of airspace, Classes D, C and B, govern the vicinity of airports.

其他三种领空，D、C 和 B 类，管理着机场周围地区。

Schwarzenegger signed the bill, SB-54 by Senator Mark Leno (D), on Sunday, his office said.

其办公室称，施瓦辛格周日在参议员马克·莱诺(D)签署的 SB-54 法案上签字。

For Vitamin D, the best examples are fish, mushrooms and eggs and for vitamin E, nuts and seeds.

关于维生素 D，最好的例子是鱼、蘑菇和鸡蛋，而维生素 E 则是坚果和种子。

After you hear a question, you must choose the best answer from the four choices marked A, B, C and D.

听到问题后，必须从A、B、C、D四个选项中选出最佳选项。

In the A, B, C, D and F grading system, the first four letters are typically considered passing grades.

在 A、B、C、D 和 F 评分体系中，前四个字母通常被认为是及格。

Skin color, where you live and how much skin you have exposed all affect how much vitamin D you can produce.

皮肤颜色、生活地点和暴露在外的皮肤面积大小，都会影响你的身体所能产生的维他命D的量。

Idleness is not just a vacation, an indulgence or a vice; it is as indispensable to the brain as Vitamin D is to the body.

懒惰不仅仅是度假、放纵或恶习；它对于大脑就像维生素 D 对身体一样不可或缺。

Vitamin D, or calciferol, is another fat-soluble steroid vitamin that functions to stimulate calcium uptake from the gut and its deposition in bone.

维生素 D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进肠道吸收钙并强化骨骼。

Vitamin D, or calciferol, is another fat soluble steroid vitamin which functions to stimulate calcium uptake from the gut and its deposition in bone.

维生素 D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进钙从肠道吸收并沉积在骨头中。

At Wayne State University Medical School, surgeon Lucia Zamorano takes images of the brain from computerized scans and uses a computer program to produce a 3-D image.

在韦恩州立大学医学院，外科医生露西娅·扎莫拉诺通过计算机扫描获取大脑图像，并使用计算机程序生成三维图像。

These glasses allow you to see the film in three-D.

这副眼镜让你能看立体电影。

The orchestra played Mozart's Symphony No. 35 in D Major.

该管弦乐队演奏了莫扎特D大调第35交响曲。

This is D-day, time for the Walt Disney Co. shareholders' meeting.

今天是迪士尼公司股东会议关键的第一天。

Businesses need to train their workers better, and spend more on R & D.

各企业需要更好地培训其员工，并且在研发上有更多的投入。

His rejection of our values is far more complete than that of D. H. Lawrence.

他对于我们价值观的摈弃远比D. H.劳伦斯更彻底。

We found a table and the maitre d' assured us that we would be served quickly.

我们找到了座位，餐厅领班向我们保证很快就可以用餐了。

The club also offers its congratulations to D. Brown on her appointment as president.

俱乐部还就布朗被任命为会长一事向她表示了祝贺。

Fed is spelled f-e-d. But your note says f-e-e-d, telling Dad to feed the dog!

“Fed”的拼写是 f-e-d，但你的纸条上写着 f-e-e-d，这是在告诉爸爸要喂狗！

You' d better go to the dentist's now.

你最好现在就去看牙医。

You can take C Intercity EMU or D EMU to travel from Shenzhen to Guangzhou with less time.

你可以乘坐 C 号城际动车组或 D 号动车组从深圳到广州，用时更短。

Mrs. Thompson got two more letters from him with the last one signed, Theodore F Stoddard, M. D. (医学博士).

汤普森夫人又收到了他的两封信，最后一封的署名是：西奥多·F·斯托达德，医学博士。