The monkey isn't strong enough to crack the shell... 猴子不够强壮 无法砸碎蛤蜊壳

56. In the forests of Costa Rica,
    在哥斯达黎加的森林中
57. this capuchin monkey is trying to solve a puzzle.
    这只卷尾猴正在努力解开一道谜题
58. How to get the meat from inside a closed clam.
    如何吃到蛤蜊里面的肉
59. The monkey isn't strong enough to crack the shell...
    猴子不够强壮 无法砸碎蛤蜊壳
60. but it's discovered that repeated hammering will tire the clam...
    但它发现反复敲打会令蛤蜊疲惫
61. until it finally opens.
    直到蛤蜊最终张开
62. Learning this lesson takes a large brain...
    学会这一课需要巨大的脑部

来自《我们星球上的生命 第一季 第七集 Life on Our Planet S01E07 地球继承者》第 59 行