As this method is often unreliable, it is best if applications also fully support textual accessibility APIs if they are available for the platform.

由于此方法经常是不可靠的，所以如果应用程序得到文本易访问性api的充分支持(如果这些API对平台是可用的)就最好了。

youdao

Often, a system like this will work nearly perfectly, but timing-related functionality may be unreliable.

通常，像这样一个系统可以近乎完美地运转，但是，与时限(timing)相关的功能可能会不可靠。

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One, of course, is the fact that Web services are often implemented using unreliable, stateless transport protocols, specifically, HTTP.

当然，其中之一是Web服务通常是使用不可靠的无状态传输协议(明确地说是HTTP)来实现的。

youdao

Property taxes are also unpopular because they are sensitive to trends in the market, making them often unreliable.

FORBES: Philadelphia Battle Over Property Tax Assessments Raises Questions About Funding Public Schools

He tries to make as much use as he can of public services, but finds them often unreliable.

CNN: Alone in the Big City

But the scientists conjecture that use of sunstones may have persisted for many centuries as a back-up to the often unreliable magnetic compass, which was introduced in Europe in the 13th Century.

BBC: 'Viking sunstone' found in shipwreck