Because the three switches in an alarm switch are in different states, the entire device is in three different functional pre-warning states.

由于报警开关中三个开关分别处于不同状态，因而使整个装置处于三种不同功能预警状态。

youdao

My pistachio green, airless compartment had three bunk beds and, apart from the light, none of the switches - heater, fan nor loudspeaker - did anything other than move.

黄绿色的车厢里有三层的卧铺，空气不太流通。 除了灯光开关，暖气、电扇、喇叭开关仅仅可以拨动，除此之外没有任何作用。

youdao

This is an improvement: we've reduced the number of context switches from four to two and reduced the number of data copies from four to three (only one of which involves the CPU).

改进的地方：我们将上下文切换的次数从四次减少到了两次，将数据复制的次数从四次减少到了三次(其中只有一次涉及到了CPU)。

youdao

For additional redundancy, the two central switches each have two Gigabit Ethernet-trunked connections to three more CoreBuilder 9000 switches.

CNN: Gigabit Ethernet meets Van Gogh at Christie's

When customs officials held up a consignment of switches from Alcatel, under the pretext of "improper paperwork, " Roshan scooped up letters from the ministries of communication, finance and commerce--and got the switches three days later.

FORBES: A New Calling

Three fingers swipe switches application.

FORBES: Apple: Live From The WWDC; OSX Lion, iOS 5; iCloud