1·Google and Apple have made it far too difficult to adjust these settings so it's up to us to take steps to ensure we set these triggers to suit our own needs, not the needs of the app makers.
谷歌和苹果公司已经让调整这些设置变得非常困难，所以由我们决定采取措施来确保我们设置这些触发器符合我们自己的需求，而不是应用程序制造商的需求。
2·So we have to resort to triggers as in Listing 8.
所以我们必须像清单8那样借助于触发器。
3·What are the triggers you use and why do you use them?
你使用的触发器是什么，为什么要使用它们？
4·Clearly the use of check constraints has a minor effect on performance, but foreign keys and triggers can be extremely significant.
显然，检查约束的使用对性能有一点小小的影响，但是外键和触发器的影响却非常大。
5·An indication may have zero or more event triggers, which are recognitions of changes in state.
表示可以有零个或多个事件触发器，这些触发器可以识别状态更改。