The return from the call causes another context switch from kernel back to user mode.

该调用的返回引发了内核模式到用户模式的上下文切换(又一次上下文切换)。

youdao

The return from the call caused a context switch from kernel back to user mode.

该调用的返回引发了内核模式到用户模式的上下文切换(又一次上下文切换)。

youdao

The read call causes a context switch (see Figure 2) from user mode to kernel mode.

read调用(参见图2)引发了一次从用户模式到内核模式的上下文切换。

youdao

If someone calls you on your mobile number while you're on a Skype call, you can now put the Skype call on hold and switch between the calls.

ENGADGET: Skype for Windows Phone 8 official preview available now (video)

It apparently took just one telephone call from the Kremlin to switch the tone from vehemently anti-Western to broadly neutral.

ECONOMIST: Russia's presidency

So, not only can the headset automatically switch a call or song from your phone to the headset when you put it on, but even if it's paired it won't ring the headset unless it's actually on your ear.

ENGADGET: Plantronics Voyager PRO UC senses your Bluetooth wants and needs, softly whispers in your ear