If people could go to work by bus or by bike instead of car or motorbike, it would be helpful in fighting against the problem of SO2.

如果人们可以乘公共汽车或骑自行车去上班，而不是乘汽车或骑摩托车，这将有助于对抗二氧化硫的问题。

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Go out in environment—friendly ways such as by bus, by subway or by bike.

以环保的方式出行，如乘公共汽车、地铁或骑自行车。

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My father used to go to his workplace by bus, but now he is used to going there by bike.

我父亲过去经常乘公共汽车去工作的地方，但现在他习惯了骑自行车去那里。

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Jungfrau-Aletsch, for instance, located on a Unesco World Heritage-designated glacier's edge, can be accessed by rail, bus, bike or foot.

BBC: Switzerland by public transport

To make deliveries, couriers traveled by foot, bike, subway or bus, getting instructions from the call center.

FORBES: Inside Dope

And Clear Channel has been offering imaginative frills, such as an urban bike scheme, controlled by smart cards to ensure the bikes do not get stolen, and heated seats in Scandinavian bus shelters.

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