He's doing an A2 (level) in History.
他正在学习A2证书考试的历史科目。
Students will normally take three A2 subjects.
学生通常要选三门A2证书考试科目。
More than 20 subjects are on offer at A2 level at our college.
本校提供20多门A2证书考试课程。
There are at least two classes of these receptors, which have been designated A1 and A2.
这些受体至少有两类，分别被命名为A1和A2。
Currency conversion code A2 is calculated.
计算货币转换码a2。
A 2：6周以上。
A2: Make another notch on the steering wheel.
答2：在方向盘上再做一个标记。
A2. Specific changes fall into six main areas.
具体变化主要体现在以下6个方面。
The client may let the user modify A2 or A3 as well.
客户端可能还会让用户修改A2和 A3。
Dirty reads: A1 is retrieving uncommitted data of a2.
脏读：A 1检索a 2未提交的数据。
3 When we've completed A2, we spend time on the emergency.
3当我们完成A2时，我们开始花时间处理紧急事件。
In Listing 4, I select the value of the element in cell A2.
在清单4中，我选择单元格a2的元素的值。
But Jetta A2 and Santana B2 are still in production even today.
但是直至今日捷达和桑塔纳还是在产。
I put m2 there, different mass a2 and I measure the new acceleration, a2.
换m 2物体来测，得新加速度记为。
In this instance, the login page is called a1 and the home page is called a2.
在这个例子中，登录页面被称作a1，主页被称作a2。
If the authentication executes successfully, then the user reaches the home page a2.
如果验证成功执行，则用户到达主页a2。
Application 2 (A2) changes qualifying rows in the table, and it later commits the changes.
应用程序2 (A 2)更改表中符合资格的行，随后提交更改。
Non-repeatable reads: The reopened cursor in A1 retrieves updates of A2 on qualifying rows.
不可重复的读取：A 1中重新打开的游标检索a 2对符合资格的行的更新。
In group A2 and B2, the tendon graft healed well and little adhesion existed between tendon and sheath.
A 2组与B2组肌腱愈合良好，组织修复能力强，腱鞘与肌腱间可分离。
Rolling flanges should conform to Appendix A (standard appendix), and be selected according toTableA1, A2.
轧制法兰应符合附录A（标准的附录）的规定，并按表A1，A2选用。
Optical fibres - Part 2-20: product specifications - Sectional specification for category A2 multimode fibres.
光学纤维。第2 - 20部分：产品规范。A 2类多模光纤分规范。
Place the remaining attributes in alphabetical order of their QNames (for example, "a3" then "y: a1" then "y: a2").
其他属性按照它们的QNames(如“a3”、“y：a 1”、“y： a 2”)以字母顺序排列。
The navigation starts from a home page (a2), follows a use case, and then provides navigation back to the home page.
导航从一个主页(a2)开始，遵循一个用例，然后提供返回到主页的导航。
The buyer must reimburse all costs and charges incurred by the seller in rendering assistance in accordance with A2.
买方必须偿付卖方按照A2规定给予协助时所发生的一切费用。
The object, called P/2010 A2, was discovered by the Lincoln Near-Earth Asteroid Research (LINEAR) sky survey on Jan. 6.
这个被称为P/2010A2的项目，由林肯近地行星研究室发现，并被写进1月6日的天文观测报告里。
The object, called P/2010 A2, was discovered by the Lincoln Near-Earth Asteroid Research (LINEAR) sky survey on Jan. 6.
这个被称为P/2010A2的项目，由林肯近地行星研究室发现，并被写进1月6日的天文观测报告里。
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