The device adopts the trigger mode which is driven by the under ball cylinder, the performance is good and the operation is reliable;

本装置采用下球气缸推动触发方式，同步性能好，动作可靠；

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At the ESPN offices, one of the employees used IFTTT to turn on a disco ball and trigger the U.S. national anthem every time Team USA won a medal.

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He found space in the box to receive the ball and just as was about to pull the trigger, Stephen Carr's tackle diverted the ball to Bent, who fired in from six yards.

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The impressive midfielder Stock pulled back the trigger from 30 yards but Guzan tipped the ball round the post.

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