"a key trigger" is grammatically correct and can be used in written English.
It is typically used to refer to something that causes an action or a thought to occur. Example sentence: The therapist helped the patient identify their key triggers for anxiety.
"We consider him to be a key trigger in the terrorist network," he said.
Electricals retailers have been particularly hard hit as their business hinges on a buoyant housing market, with people moving house a key trigger for sales.
As we reach the novel's final pages, after we are reminded that his crusade was a key trigger for the Civil War, we meet Brown behind bars, fulminating and sermonizing to the bitter end.
Scientists have similarly suggested that climate change may have played a role in the drought in north Africa that fuelled food price rises ahead of the Arab Spring, while back in 2007, a UN report concluded that climate change and environmental degradation was a key trigger in the conflict in Darfur a few years earlier.
Tissue hypoxia is a key trigger of organ dysfunction.
The confiscation of US property by Cuba's revolutionary government was a key trigger for the embargo.
Each touch of a key triggers an LED light, creating waves of rainbow-coloured illumination, directly responding to the notes being played.
Each touch of a key triggers an LED light, creating waves of rainbow-colored illumination, directly responding to the notes being played.
"Once you saw the instructions — 'Incorporate silence,' or that everyone was to tune his instrument a little off-key and think about a certain thing, or in a piece of electronic music that hitting a particular key triggered a series of notes — it might still sound random or chaotic or like cats walking across a piano, but the means became fascinating to me," he said.
A response key triggered a dialog box into which the subject typed his/her response using the appropriate computer keyboard keys followed by the «ENTER» key.
Some Children's Centers focused on strategies targeting a few key triggers, whereas others chose a more comprehensive approach.
