But there is an increased police presence, as you can see, here. And the thousands of commuters that pass through every hour are being warned to be vigilant.

但是你可以看到，这里的警力部署已经增强，每个小时通过的数千名乘客都被告知保持警惕。

youdao

In Singapore, clients of the country's three largest banks use smart cards, while commuters pass the plastic through electronic readers to get on buses or commuter trains.

CNN: ASIANOW - Asiaweek