如果在线上操作，你可以打印你的电子票，一定记得把它带在身上。
When you do it online you can print your e-ticket which you must remember to bring with you.
我还对消费者如何在网上操作，以及这种在网上购物的行为与他们在线下去商店购物时的行为有何不同很感兴趣。
I'm also interested in how consumers operate online, and how that online behavior might be different from how they operate offline when they go to the shops.
它很轻便，能够在大量机器上操作。
It is lightweight and can operate on a large number of machines.
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