The bridge is used infrequently.
这座桥很少有人用。
This is a problem not infrequently encountered by postdocs.
这是一个博士后学生经常遇到的问题。
You are more liable to injury if you exercise infrequently.
不经常运动就更容易受伤。
How can scientists detect a particle that interacts so infrequently with other matter?
科学家们是如何探测到一种很少与其他物质相互起作用的粒子的呢？
Big opportunities come infrequently.
大机会可不常来。
Certain tools are used commonly; others are used more infrequently.
一些工具非常常用，其他工具不太常用。
Even a review as infrequently as annually will do the trick, I believe.
我相信，即使是每年审视一次也是有用的。
These builds can be run more infrequently (like once a day, for instance).
这些构建可以以更低的频率运行(如一天一次)。
That means new stories will be posted here randomly - perhaps infrequently.
这意味着新的故事会随机地发表出来——也许不会很频繁。
Because you run the tests so infrequently, they are often fraught with errors.
由于测试运行得太不频繁，它们常常充满了错误。
Those estimates are right so infrequently that they're not worth the trouble.
这类估算很少是正确的，以致于得不偿失。
And check it as infrequently as your job permits, hopefully once or twice a day.
并且以你工作所允许的最低频率检查邮件，希望是每天一或两次。
That organization has about 400 simple XML documents that are updated infrequently.
这个组织大约有 400 个极少更新的简单XML文档。
Top-selling toys come along infrequently, so all toy companies need an evergreen product.
大发行量玩具并不常见，因此所有的玩具公司都需要有自己的长青产品。
This works well because, while a store may have many customers, each one usually shops infrequently.
这种方式能够成功的原因就在于：一个商店往往有很多客户，而每一名客户通常不会经常来购物。
This collection is slower than a normal collection, but such a collection happens very infrequently.
这个收集比正常的收集更慢，但是这类收集很少发生。
Standards change very infrequently and a violation is not allowed or requires an explicit exception.
标准很少发生变化，违反标准是不允许的，或者需要通过显式的异常情况来处理。
Other companies that advertise seasonally or otherwise infrequently can misunderstand the danger, too.
其他做季节广告或其他不经常作这种广告的公司会误解其中的危险。
Will a board who meets so infrequently and does so little be able to help Berkshire bridge to the future?
一个开会次数如此稀少、疏于行动的董事会能帮助伯克希尔迈向未来吗？
Caching of frequently viewed data that changes infrequently is a powerful way to decrease wait time for users.
缓存被频繁查看但很少更改的数据是一种减少用户等待时间的有效方式。
That is, people may perform a great many searches for accommodations but make reservations very infrequently.
也就是说，人们可能四处搜索住处，但又很少真正预订住处。
Swallowtail butterflies have particularly large wings for their body size, and flap them relatively infrequently.
燕尾蝶有着相对于它们的身体而言十分巨大的翅膀，并且扇动的频率少见地慢。
EXist works best if your documents either don't use DTDs or use only a small number of infrequently changed DTDs.
在您的文档不使用DTD或者只使用少量不怎么改变的DTD时，eXist工作得最好。
Should controls include only those who never used a cell phone and exclude those who'd used one only infrequently?
这一组是不是应该只研究从来不用手机的人，而把极少用手机的人排除在外呢？
The manual update can be the most efficient means of session persistence if the attributes are infrequently updated.
如果属性更新不频繁，手动更新就可能成为最高效的会话持久性方法。
Although Downey and Fecteau saw each other infrequently during the two decades, they developed a communications system.
虽然在那20年里唐尼和费克图很少见到对方，但他们研究出了一套联系方式。
Assets of this sort appear to move differently from mainstream shares and bonds because their price moves infrequently.
这种类型的资产看起来与主流的股票和债券类资产的价格变化情况不同，因为他们的价格并不经常变化。
The few runs I managed to sneak in were like chocolate cake — a treat I dreamed about regularly but tasted infrequently.
我的为数不多的几次跑步就像是巧克力蛋糕——总是梦想得到但实际上没吃几次。
They have been practiced (although infrequently) in many organizations and to varying degrees across a broad set of domains.
它们在很多组织，以各种不同的程度，在广泛领域内经过了实践(尽管不太经常)。
Laboratory diagnoses are infrequently used to make decisions about treatment because of logistic and operational difficulties.
由于后勤和运转方面的困难，很少利用实验室诊断对治疗作出决定。
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