The 'b' had been wrongly written as a 'd'.
b错写成d了。
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。
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。
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。
听起来很简单。
I wish they' d chosen another garden.
我希望他们选了另一个花园。
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。
Aegilops tauschii is D genome donor of common wheat.
节节麦是普通小麦D染色体组的供体种。
Vitamin D analogues such as paricalcitol were found to be better.
如帕里骨化醇这样的维生素D类似物效果更好。
In consideration of our good relationship, we exceptionally accept D/P at sight.
考虑到我们友好的关系，我方破例接受即期付款交单。
A brief history of R/D for glass flake was described.
简要叙述了玻璃鳞片的研究和开发历程。
The objective is to find out the application value of D-3 hydroxybutyric acid.
目的是了解 D-3 羟丁酸的应用价值。
I'm happy living in the 2-d world.
活在2d世界让我很快乐。
They said they 'd give me a present.
他们说他们会给我一个礼物。
而我们总是回答：“红的。”
First I created it all with 3-d software.
首先，我把一切先用3 -D软件设计好。
D: Good morning, Sir. May I help you?
先生，早晨好，有什么可以帮你吗？
D: Plastics screw thread (as per sample).
D：塑料丝扣(见样品)。
D-韦德你怎么了？
D: Database name — This must be specified.
d：数据库名——该选项必须指定。
I 'd rather be a writer than an actor.
我情愿做作家也不做演员。
I 'd like to speak to Pauline, please.
我想请波琳听电话。
3-d television looks more wonderful still.
3 -D电视看起来更是妙上加妙。
If I were you, I "d choose this product."
如果我是你，我就选择这种产品。
B is now distinctly slower than a, c, and d.
b现在明显比a、c和d慢。
B is now distinctly slower than a, c, and d.
b现在明显比a、c和d慢。
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