In other new research, a study has found that circumcision does not decrease the risk that H.I.V.positive men will infect women.

VOA: special.2009.07.29

Cv So this will give us something about C sub v.

从这里可以计算出。

麻省理工公开课 - 热力学与动力学课程节选

If you took the derivative of this, you will get the velocity at time t, it would be: v=v0+at.

如果你对它求导,你就可以知道 t 时刻的速度,即,v=v0+at

耶鲁公开课 - 基础物理课程节选

Later this year Visa will launch V.me, an app that allows user to store the details of several payment cards in their phone and then use them to make NFC payments.

BBC: Barclaycard Quick Tap reader

And in June, Lexus will introduce a hybrid V-8 version, the LS 600h L--that will provide the performance of a V-12 engine, but offer better fuel economy and cleaner emissions.

FORBES: Magazine Article

The poet's new recording of V will be broadcast on 18 February at 23:00 and be prefaced by warnings.

BBC: Tony Harrison to perform controversial poem V on Radio 4