Fewer motorbikes than usual whiz along the pavements .

在人行道上呼啸而过的摩托车也比平时更少。

Harley-davidson motorbikes will soon be roaring on hanoi 's streets .

不久harley-davidson公司的摩托车也会在河内的街道上轰鸣。

We see them relaxing on motorbikes and posing with weapons .

他们惬意地坐在摩托车上，拿着武器。

They mostly have motorbikes too , to nip through the traffic .

他们一般都有摩托车，可以在堵车时也穿行自如。

Noise spikes caused by passing cars , lorries and motorbikes added to the danger .

经过的小汽车，卡车和摩托车产生的噪音会形成噪音峰值，也会增加危险的。