trigger是什么意思
trigger的意思是触发。
trigger（触发器）是个特殊的存储过程，它的执行不是由程序调用，也不是手工启动，而是由个事件来触发，比如当对一个表进行操作时就会激活它执行。触发器经常用于加强数据的完整性约束和业务规则等。触发器可以从DBA_TRIGGERS，USER_TRIGGERS数据字典中查到。
双语例句
1、Misophonia, also known as selective sound sensitivity syndrome, starts with a trigger.恐音症，也叫选择性声音敏感综合征，其实都是有个触发点的。
2、Breath-holding, shallow breathing and hyperventilating can all trigger something called the sympathetic nervous system (SNS). 屏气凝神、呼吸短促和气喘吁吁都会触发交感神经系统。
3、He kept his finger on the trigger.他的手指一直勾着扳机。
4、Don't pull the trigger!别扣扳机！
5、Stress may act as a trigger for these illnesses.压力可能会成为引发这些疾病的原因。
6、Even a problem as simple as a bad back often has an underlying triggering factor.甚至像背疼这样的小问题都常常有潜在的诱发因素。
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