1.appear in 登出

New programmes will appear in the fall on television.
秋季将有新节目在电视上出现&eB;(.K5,QhSSI.)。

I have family and friends who have had swine flu, though I doubt if they appear in the figures.
我有得过猪流感的家人和朋友，虽然我怀疑是否他们出现在统计数据中nqeAI.VaIJl;O69Mv。

2.key to …的关键；…的答案

It is the key to everything.
它是通向所有一切的钥匙5D2s[9iqU^sN2!t。

And if you configure it as a screensaver, even the possibility of pressing the wrong key to start it is eliminated.
如果您将其配置为一个屏幕保护程序，即使按下一个错误的键来启动它也是不可能的MV&wmc6]o,gsnGuB1lh。