Pertaining to a connection by which one end can only send signal and the other can only receive signal. 用于修飾兩點(diǎn)之間的連接，這種連接的一端只能發(fā)送信號，而另一端只能接收信號
Pertaining to the detection and isolation of a malfunction or mistake. 用于修飾或說(shuō)明與故障或錯誤的檢測和隔離有關(guān)的特性。
Pertaining to a process, or procedure, invoked by a user without the latter being aware of its existence. 用于修飾或說(shuō)明一種進(jìn)程或過(guò)程，它允許用戶(hù)調用它，而用戶(hù)并不用知道它的存在。
Pertaining to a quality implying a close logical relationship with, and importance to, the matter under consideration. 用來(lái)修飾或說(shuō)明一種性質(zhì)，意味著(zhù)與所考慮的事情有密切的邏輯關(guān)系，且有重大的影響。
