设x为a加b之和。
In English, "a" and "an" are called the indefinite article, and "the" is called the definite article.
在英语中，“a”和“an”被称为不定冠词，“the”被称为定冠词。
A heptavalent vaccine protecting against meningitis A and C was licensed in 2007.
预防甲型和丙型脑膜炎的七价疫苗于2007年获得许可。
Therefore the regular expression A*B will match the strings AB, AAB, AAAB, or any other string starting with an A and ending with a single B.
因此，正则表达式 A*B将与字符串AB 、AAB 、AAAB或任何其它以 A 开头并以单个 B 为结尾的字符串相匹配。
Everyone on this side of the room is Group A, and the rest of you are Group B.
房间这边所有人都是A组，你们剩下的是B 组。
Thus for example, every noun ends in "o", every adjective in "a", and basic form of every verb in "i".
例如，每个名词以“o ”结尾，每个形容词以“a ”结尾，每个动词的基本形式以“i ”结尾。
A regular amount of vitamins A and B2 should also be taken.
还应定期服用维生素 A 和 B2 。
Besides, we should take some Vitamins A and B2 regularly.
此外，我们应该定期服用维生素 A 和维生素 B2。
More and more people have realized that clear water and green mountains are as valuable as mountains of gold a and silver.
越来越多的人已经认识到碧水青山和金山银山一样珍贵。
This is true as the above derivation for a and b of opposite parity is an if and only if statement.
这是正确的，因为上面对a和b 的奇偶性的推导是一个当且仅当命题。
A And then I should find it easily?
a然后我就应该很容易找到它吗？
A And you can still find good quality pearls.
A而且你还可以找到质量好的珍珠。
A and your husband? Where is he from in Canada?
A那你的丈夫呢？他是加拿大哪里人？
If, however, the program is picking the cell for a tile with neighbors "a" and "Q" then the cell affinity for "a" and "Q" will matter.
不过，如果程序正在为一个与“A”和“Q”相邻的块来选择细胞，那么“A”和“Q”的细胞关联性就有关系了。
A And you've lived here since then?
A从那以后你就一直住在这里了？
Columns (a) and (B) represent the two files to compare individually.
列和(b)列分别代表比较的两个文件。
We performed the same steps for both router a and router b.
我们在路由器a和路由器b上执行同样的步骤。
Type C influenza cases occur much less frequently than A and B.
与甲型和乙型流感病例相比，丙型流感病例发生较少。
Say you find a significant relationship between gene a and depression.
你宣称发现在基因A与抑郁症之间存在显著联系。
A and fewer cars means less pollution and fewer traffic jams.
A私家车的减少意味着污染和交通堵塞的减少。
A而且更潮湿，我想！
A那你现在住在哪里？
A而且步行是很好的锻炼！
So they kept the initial A and named him Albert Einstein.
于是他们保留了字首A，取名为阿尔伯特•爱因斯坦。
A: And I want these price lists as well.
还有这些价目表我也要。
A你喜欢北海公园吗？
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