Instead, she must fend for herself. 所以它必须自己保护自己

40. A baby Diplodocus.
    一只小梁龙
41. Hatched from an egg no bigger than a grapefruit,
    它从一个比柚子还小的蛋里孵出
42. she's too small to live among the herd where she might be trampled.
    个子太小 无法在龙群中生活 否则可能被踩到
43. Instead, she must fend for herself.
    所以它必须自己保护自己
44. The Allosaurus will make quick work of the baby...
    异特龙会迅速解决这只幼龙
45. if it can find her.
    但前提是能找到它
46. The youngster's best hope...
    幼龙最佳的应对方式

来自《我们星球上的生命 第一季 第五集 Life on Our Planet S01E05 巨兽阴影下》第 43 行