Example sentences of "[adv] switch off [prep] [art] " in BNC.

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1 It is not enough to switch off at the mains supply .
2 It is not enough to switch off at the mains supply or at the project 's on/off switch .
3 Similarly the " stopping rate " is the maximum stepping rate which can be suddenly switched off without the motor overshooting the target position .
4 They can be so noisy that they are often switched off during an autopsy , increasing the level of air pollution and the risk of acquisition of air-borne infections .
5 Teachers often report that they completely switch off at the beginning of the holidays , or sleep for abnormally long periods of time for several days .
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