磁卡的用法和樣例：
例句
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將車票磁卡引進紐約市地下鐵路的漫長而困苦旅程上又有變化。因而一位負責交通事務的主管官員說：本市終於可以推進一項很多其他主要城市已經具備的科技。
The long, tortuous road to bringing magnetic fare cards to the New York City subways took another turn yesterday, leading to a top transportation official to say that the city can finally move forward with a technology that is already in place in many other major cities.
