An eventing system allowing the widgets to communicate with each other on the page by publishing and catching events.
事件系统通过发布和捕获事件允许页面上的小部件相互通信。
2
So when your kid gets a cold, there are lots of things you can do to bolster your immune system and minimize the chances of catching it from her.
有鉴于此，当小孩得了感冒，你可以采取多种措施来加强自己的免疫功能，把可能被小孩传染的几率降至最低。
3
Cold weather stresses the immune system, and so, while the term 'catching a cold' may be a misnomer... a weakened immune system can make you more susceptible to those viruses.