key-off的意思|示意

You may be able to key off something said by the introducer or open your presentation with a humorous story or anecdote that relates to the context of the meeting.

你应该能抓到主持人的某些话，或者以一个幽默故事或奇闻异事为开场白，将演讲会的内容联系起来。

But when they are off key or sing at the wrong pitch, the device will exaggerate their mistake so that they can hear it in a pair of earphones they are wearing.

但是，当他们跑调或唱错音高时，这个设备就会放大他们的错误，这样他们就能从自己戴着的耳机中听到了。

The register_globals configuration key was already defaulted to off in PHP V4.2, which was controversial at the time.

register_globals 配置键在 PHP V4.2 中已经默认关闭，当时也引起了争议。

Likewise, other rates that key off Treasury rates — foreign bond and corporate bond yields, for example — could rise.

同样，除国债利率外的其他重要利率，如外国债券和企业债券的收益率，可能也会上升。

Members then browse available cars located in their area, arrange a key swap, and off you go.

会员们挑选他们片区的可租车辆，交换钥匙然后就可以出发了。

This means that if someone cracked the mathematics of the key exchange, they'd be no better off to decrypt another session.

也就意味这如果某人破解了密码交换的数学原理，对于解密下一个会话也没有什么益处。