Rain lashed a flimsy wooden boat as it tossed through a churning sea, its engine straining against the swell. Under the cover of a stormy night three years ago, the vessel was fleeing North Korea. 三年前一个风雨交加的夜晚，一艘简陋的木船在汹涌的海浪中颠簸，雨水劈头盖脸地打来，发动机在涌浪中吃力轰鸣。借着夜色的掩护，这艘船正逃离朝鲜。…