relay application的用法和樣例：
例句
- The Australian torch bearers have been named for the Australian leg of the Beijing Olympic torch relay.
澳大利亞的火炬載體依照北京奧林匹克火炬繼電器的澳大利亞的腿被命名。 - Usually, repeated operation of a relay will cause the contact resistance to increase gradually over time.
一般而言，繼電器的重復操作將導致接觸電阻隨時(shí)間的大幅度上升。
