这条运河如果不经常疏浚，就会淤塞。
The canal would soon fill up with mud if not regularly dredged.
如果不经常练习，你的英语将会荒废。
幸好，大部分销售专家都认为，如果不经常寻找未来客户就会招致失败。
The good news is that most of the experts in the sales profession rightly agree that if you do not engage in regular prospecting activity, you will fail.
一个埋头脑力劳动的人，如果不经常活动四肢，那是一件极其痛苦的事情。
A hard mental work, if not often activities limbs, that is a very painful thing.
如果不经常沟通的话，你会惊讶的发现，教授身上也有一些我们难以置信的东西。
If you don't usually talk to teachers, you might be surprised to find that your professors have actual personalities.
父母如果经常与孩子谈话，孩子会养成更好的口头表达及社交能力，如果不经常谈话，孩子则反之。
Parents often talk with the child, the child will develop better verbal and social skills, if you do not often talk to children and vice versa.
反之，即使你的伴侣应该被追究某一特定事件的责任，但是如果不经常发生，最好还是换个角度看待问题，多关注好的一面。
Even if your partner deserves to be held accountable for a specific event, if it doesn't happen very often, it's better to sort of look the other way, to look at the bright side.
如果不经常解析XML文档，或者应用程序中的线程数量变化很大（Xerces-C++解析器不支持再次进入），就会出现这种情况。
This can happen if XML documents are parsed infrequently, or if the number of threads within your application varies widely (Xerces-C++ parsers are not re-entrant).
如果不想住在猪圈里，我们就不得不经常挤出时间整理房间。
If we don't want to live in a pigpen, we have to make time to clean up the room often.
如果你不经常和孩子们玩耍的话，可以去尝试，我保证这将是一个令你难忘的经历。
If you don't play with children often, I guarantee it will be a memorable experience.
但是如果您要查询的数据不经常改变怎么办？
But what if the data you are querying doesn't change very often?
如果你平时不经常用手机，那么你要准备一个。
如果磁盘在大小或速度方面有差异，可以通过设置卷尽可能利用磁盘的特性，比如把不经常访问的数据放在比较慢的物理磁盘上。
If the disks vary in size or speed, you can place volumes to take best advantage of the disks' characteristics, such as putting seldom-accessed data on a slower physical disk.
当然，如果人们不经常向主干发布代码，那从主干合并代码就是浪费时间了。
Of course, merging from trunk is a waste of time if people don't publish to the trunk on a regular basis.
如果你平时不经常用手机，那么你要准备一个。这样紧急情况下你可以拨打911。
Use a prepaid cell phone if you do not usually have one. A prepaid phone allows you to call 911 in case of emergencies.
“如果路上有好几个减速带，那我就在通过最后一个之前下车，”她坦然地说道，“我不经常开车。”
"If there's a road with several speed humps then I'll be off by the time we've crossed the last one," she confessed. "I don't drive very often."
一个网站，如果像一匹不经常喂食的马一样，它们肯定会面临相同的厄运。
A site, like a horse that is not frequently groomed, surely will face the same end game.
如果不是，证明你们不经常结对，也不常交换结对伙伴。
If not, this could indicate that you're not often pairing and switching pairs.
但是首先，如果你不经常跑步，一定要确定你在开始之前看过了《完全菜鸟指导手册》。
But, first, if you've never run before, make sure you check out the Absolute Beginners' Guide to Running before getting started.
这不经常发生，但如果有了这种强烈的渴望我就放任自己去吃。
It doesn't happen often, but when I have a really strong craving I let myself at it.
如果你不经常整理你亲密的生意伙伴的管理区域或者朋友的习惯，你失败了？
If you're not dealing with your closest business associates or friends, whose territory and tics you've presumably learned, you're lost.
如果表非常小，或者不经常执行使用函数索引的查询，那么创建函数索引可能收效甚微。
If the tables are small or if the frequency of queries that would make use of the functional index is small, then you may not benefit from creating a functional index.
如果动态页面不经常更改，可以使用页面级的缓存。
If you have dynamic pages that only occasionally change, you'll want to use page-level caching.
我并不经常花费时间思索“如果”，然而我的确在思考如果明天我不在了，或许我的两个小孩会把我忘掉。
I don't spend all of my time thinking what-ifs, but I do think about the fact that if I were to not see tomorrow, I have two young children who may not remember much of me.
如果你不经常做，你可以用第10高分公式解释你最后一次阅读外文报纸的时间或者仅仅是看过的一份外文报纸或杂志。
If you don't do this often, you can use Formula 10 to explain when the last time you read or even just looked at a newspaper or magazine in a foreign language?
如果Web应用不经常变化。
如果Web应用不经常变化。
应用推荐