同根派生 英汉例句Their nesting rookeries can be found all around the continent.它们的聚居地在南极大陆上随处可见。So, to reclaim his title, Shackleton decided to cross the entire continent, passing over the pole.因此，为挽回他的头衔，沙克尔顿决定横穿整个南极大陆，跨越极点。