almost two metres long. 几乎能长到2米长

40. But with the spring melt here in Japan
    可是在日本 每当春雪消融之际
41. monsters stir in their dens.
    一种怪物便在巢窟中苏醒
42. Giant salamanders, world's largest amphibian,
    大鲵——世界上最大的两栖动物
43. almost two metres long.
    几乎能长到2米长
44. They're the only large predator in these icy waters.
    它们是这些冰水中唯一的大型掠食动物
45. They begin their hunt at night.
    夜幕降临 它们开始捕猎
46. These salamanders have an exceptionally slow metabolism.
    大鲵的新陈代谢十分缓慢

来自《行星地球 第一季 第三集 Planet Earth S01E03 淡水》第 43 行