Threads are the best solution in such a case because it is impractical to block a main thread on an event 这种情况下线程是最好的解决方法，因为阻止事件的主线程是不实际的。
The main reasons were no oxygen in methane , the high speed of the gas in use and the small pressure difference 实验结果表明，用光催化方法对户用沼气中h _ 2s气体的消除是不实际的。
Individual factors , inadequate reminders or unrealistic assumptions on the part of an organisation about what can be recalled , especially under stress 个人因素不适当的提醒或不实际的假设组织会提醒强调的部分。
Makeover an overall beauty treatment that involves a person ' s hair style and cosmetics and clothing , which intends to change or improve a person ' s appearance 过分狂热的过分乐观或浪漫的不实际的美容，全面改变个人形象，包括做发型化妆，以及衣饰
Public key algorithms are very slow compared to symmetric key algorithms , making them impractical for applications where response time is a factor 公共密钥算法与对称密钥算法相比非常慢，所以对于需要考虑响应时间的应用程序，采用公共密钥算法是不实际的。
If you must deal with many - megabyte xml documents , it s often impractical to spend the memory , disk space , and cpu overhead to manipulate such huge documents 若必须处理许多兆字节的xml文档，花费内存、磁盘空间和cpu开销来操作这么大的文档通常是不实际的。
According to the effect s chart produce1 : 1 entitative oily and slimy mould . during the make oily mud process , can should correct the no logic , no actual , win the practicality and aesthetic feeling 根据效果图制作1 ： 1的实体油泥模型。在制作油泥的过程中，可以将一些不逻辑不实际的部分加以纠正，达到即实用又具有美感。
While general grievous commands entire fleets of massive capital vessels including his flagship trade federation cruiser , such spacefaring titans are impractical when it comes to planet - bound campaigns 格里沃斯将军指挥由巨型主力船舰，包括他的旗舰贸易联盟巡洋舰，组成的整个舰队，但这样的太空巨舰在行星内战役中却是不实际的。
The peasants could not afford them . though the photocatalytic destruction the his in methane in the country was unreality , it is entirely feasible to get rid of the low concentration of his in the local atmosphere 尽管光催化方法用以消除农村户用沼气中h _ 2s是不实际的，但该法用于微环境空气中低浓度的h _ 2s气体的脱除还是完全可行的。
Note in some situations , such as internet sales , a formal review is impractical for each order . instead the review can cover relevant product information such as catalogues or advertising material 注：在某些情况中，如网上销售，对每一个订单进行正式的评审可能是不实际的。而代之对有关的产品信息， ，如产品目录、产品广告内容等进行评审。
