The accident rate in deep-sea diving is comparable with that in other high risk occupations. 深海潜水业的事故率与其他高风险职业相仿。
Although the accident rate per mile is only about half the rate for passenger cars, a life spent on major highways can never be really safe. 尽管每英里的事故率只是客车的二分之一,但成天在各大高速路上生活不会拥有真正的安全。