Unfortunately, certain laptop hard drives now on the market have the dubious feature of ignoring any official ATA request to flush their write cache to disk.

不幸的是，现在市场上某些膝上电脑的硬盘具有这样一种不可靠的特性，即忽略将它们的写高速缓存刷新到磁盘上的所有正式AT A请求。

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Admissions tutors told the researchers that they were dubious about certain subjects not because they were too easy but because they were a poor preparation for their institution's courses.

招生导师告诉研究者他们之所以认为一些科目不可靠，并不是因为这些科目太简单，而是因为他们对学院课程的准备不足。

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Others, such as Smurfing, are more dubious, and in certain cases, outright illegal.

但类似蚂蚁搬家的方法则比较可疑，在某些情况下完全是非法的。

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