挂线键
... 快速转移语音信箱[Quick Transfer to Voice Mail] 挂线键[recall key] 呼叫回转的分机号显示[Recall with Station Identification] ...
回叫键
... □5 Store Key 贮存键 □6 recall key (回叫键) □7 HOLD Disply key (保留显示键) ...
外部记得的关键。
Recall one of the key issues is nuclear plants have to meet certain standards as a result of their design which forces the design to look a certain way.回想其中一个重要的点就是核电站，必须要满足它们设计的标准，那使得设计通过某种方式来观察。
The key with the toy recall was getting to retailers and the mommy blogs and providing them with a protocol that answered people's specific questions about which toys were affected.而玩具召回事件的关键在于接触广大零售商和母亲的博客并给他们提供一份协议，回答人们的具体问题，说明哪些玩具受到了影响。
