短语词组短語at railway risk 鉄路負責AT OWN RISK 自身風險at higher risk of 更有風險at -risk group 易受引誘的學生patients at high risk 高危患者at all risk 無論如何at your risk 由貴方承擔風險at any risk 不顧一切;無論冒什麽危險;繙譯;冒著一切危險 返回 at risk