他们的速度达到了每小时70英里。They were doing 70 miles an hour.自9点起,我们已走了70英里.We've made 70 miles since 9 o'clock.如果因为法律规定的时速是70英里我就说自己的车速是这么高，那就是虚伪了。It would be hypocritical to say I travel at 70mph simply because that is t...