這些障礙物對(duì)于想要往上游游動(dòng)的魚兒來說是致命的。The barriers are lethal to fish trying to swim upstream.很難判斷是誰(shuí)給了致命的一擊。It is impossible to say who struck the fatal blow.這些驅(qū)逐行動(dòng)將給和平進(jìn)程帶來致命的一擊。The deportations would be a death blow to the peace proc...