但单独使用ANN处理问题时，往往会存在一些缺陷。
But when only using ANN to solve a problem, it often has some shortcomings.
确认常常是验证的（起始阶段的）一个部分，但单独的确认步骤不是验证。
Quali?cation is often a part (the initial stage) of validation, but the individual quali?cation steps alone do not constitute process validation.
尽管不是创建客户机的首选方法，但单独客户机通常可能是惟一可行的解决方案。
While not the preferred way of creating clients, a stand-alone client often might be the only feasible solution.
这些植物并没有屏幕，但单独的网站领域，创造一个视觉趣味一对一的规模设计。
These plants do not screen but separate site areas and create visual interest at a one-to-one scale of design.
结果表明，粉舞蛛可以猎食棉蚜，但单独捕食棉蚜不足以长期维持若蛛的生存和发育；
But the spiderlings showed higher survival and developed better when they were fed with aphids and fruit flies alternatively.
她们都在看KenRobinson 的《元素》，但单独买了两本——一本15美元的纸质书和一本13美元在iPad上看的电子书。
They are both reading Ken Robinson’s “The Element,” but bought two separate copies — a print book for $15 and a $13 Kindle version for the iPad.
虽然男性和女性的大脑略有不同，但你无法通过单独的脑部扫描来辨别。
While male and female brains were slightly different, you couldn't tell it by looking at individual brain scans.
家长可以把八岁以上的孩子单独留在电影院，但需要知道，电影院不提供任何官方的儿童看护服务。
Parents can leave children over eight alone in the cinema, but should know that the cinema doesn't provide any official child care.
另一个模块继续通过一个单独的循环泵入冷却剂，但宇航员不得不关掉不必要的设备以防止过热。
Another module continued to pump coolant through a separate loop, but astronauts had to power down non-essential equipment to prevent overheating.
在英国，小菜、共餐和“大杂烩”并不常见，但约克郡布丁会把满满的菜肴端上餐桌，并为每位用餐者提供单独的盘子。
Small dishes, shared meals and "mixing it up" is not something commonly done in Britain, but Yorkshire Pudding will bring full dishes to the table and offer individual plates for each diner.
普通的四室框架帐篷通常没有单独的厨房区域，但更大的帐篷通常有。
The ordinary 4-bed frame tent doesn't usually have a separate kitchen area, but the larger ones often do.
由男性家长单独照顾的情况要少得多，但这种情况确实存在。
Exclusive care by the male parent is much less common, but it does occur.
虽然多种维他命剂是对均衡饮食的有益补充，但人体对单独的补充剂和维他命片剂的吸收情况不如食物中的营养那么好。
While a multivitamin is a good addition to any balanced diet, individual supplements and vitamin pills may not be as well absorbed by the body as nutrients in foods.
但需要掌握创建许多单独的数据库和在单个数据库中创建所有模式和表之间的合理平衡。
You need to find the right balance between creating many separate databases and creating all the schemas and tables in a single database.
可以声明一个方法并使用单独的语法调用这个方法，但最终系统需要将这两者绑到一起。
You declare a method and invoke it using separate syntax, but eventually the system needs to tie the two together.
一个端到端的事务由大量的单独但相关的事务组成(参见图2)。
An end-to-end transaction consists of a large number of individual but interrelated transactions (see Figure 2).
他看来已承认谋杀——有报道称其受德国卷入阿富汗的愤怒所驱使——但声称他是单独行动的。
He has apparently confessed to the murders-one report said he was driven by anger about German involvement in afghanistan-but says he acted alone.
在这里，处理故障的单独方法也不是绝对必要的，但使用它是一项良好的习惯。
Again, the separate method for handling faults is not strictly necessary, but is a good practice.
其他两个美国嫌疑人在新泽西和佛罗里达被进行了单独但类似的指控。
The other two US suspects were held under separate indictments but similar charges in Florida and New Jersey.
我们可以看到许多模式，但你面对的每一个单独挑战的成因都很复杂，并非千篇一律。
There are patterns that can be discerned, but the ingredients for every single challenge that you face are not cookie-cutter.
更长时间的操作(比如访问文件)需要单独的线程，但那是以后某期文章的主题。
Longer actions, such as doing file access, require separate threads, but that is the subject of a future installment.
一些西方国家可能对此并不情愿，但梅伊尔说，“伊朗单独不受检查的选择会更糟糕。”
This might seem unpalatable to some western governments, but "the alternative, Iran going it alone without inspections, is worse", he says.
但心流并不总是单独发生的。
我经常发觉，单独使用闪变模式效果不佳，但这种方法对我却起了很大作用。
I usually find the swish pattern alone to be weak and ineffective, but this method works very well for me.
他尝试两个单独但破坏性相同的攻击。
注意：在上面的例子中，代码通常作为单独的连续行出现，但为了便于设置格式和打印，将它分成了多行。
Note: in the preceding code example, the code normally appears as a single continuous line. In this instance, the lines of code are split into multiple lines for ease of formatting and printing.
曾乔的小组表示已经成功定位某段单独的记忆，但实际上，他们指的是成功让小鼠忘记了某个放电室。
Tsien's group says it successfully targeted single, isolated memories, but what they mean is that their experimental mice forgot that a particular training chamber would deliver an electrical shock.
我可以带您去找她，爵士……但您得单独前往。
I can take you to her, ser... but you will need to come alone.
但你需要一个单独的硬盘或分区。
You will need a separate hard drive or partition for each, though.
当然，刚开始的时候，这类生物燃料还是只能与传统的汽油或柴油混合使用，但迟早都有能够单独使用的一天。 到了那一天，我们就可以永远告别利用石油来提炼汽油的时代。
And although these biofuels will probably first be supplied preblended with traditional gasoline or diesel, one day we may use them alone and say good-bye to petroleum-based gasoline forever.
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