Bicycle riders must pay attention to the traffic around them and know traffic signals.

自行车骑行者必须注意周围的交通状况，了解交通信号。

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Too many biker bars load riders up on liquor and send them speeding home.

太多摩托车手酒吧用酒水灌满车手们，然后让他们飞飚回家。

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Stoddard adds that the design causes riders to sit more upright, giving them better visibility in traffic.

斯托达德补充道，该设计能让骑手坐得更直，这样他们在骑车时视野更好。

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Mira has been investigating how to use haptic, tactile feedback systems to safely get the attention of riders and warn them about other vehicles, prepare them for the road ahead or give help at junctions.

BBC: Motorbikes 'to get safe driving aids'

So many other riders were also using them, he said, that the playing field was level.

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The impact of all this finely honed breeding and expensive investment on the actual sport of bull riding is that many on the circuit now believe the bulls are improving faster than the riders can keep up with them.

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