Notice that in System V semaphores, key is used to uniquely identify the semaphore; in Windows, the semaphore is identified by a name.
注意，在Systemv信号量中，key被用来惟一标识信号量；在Windows中，信号量是使用一个名称来标识的。
It took three years to conclusively identify H. I. V., the virus that causes AIDS, and longer to settle disputed claims for the discovery.
人类花了三年时间才确认引起艾滋病的病毒——人体免疫缺乏症病毒，而解决是否将这一发现公诸于世的争议则花了更长的时间。
It took three years to conclusively identify H. I. V., the virus that causes AIDS, and longer to settle disputed claims for the discovery.
人类花了三年时间才确认引起艾滋病的病毒——人体免疫缺乏症病毒，而解决是否将这一发现公诸于世的争议则花了更长的时间。
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