and its mother's just on the outside of the net calling back. 但母亲除了在渔网的另一侧呼叫也无能为力

350. The crew witnessed sea lions caught in nets multiple times.
     船员们多次目睹海狮被渔网捕获
351. Whoa, it's intense mate, there are so many in there.
     太惨烈了 渔网里太多了
352. There's a pup stuck in the net, calling to its mother,
     有一只海狮幼崽困在渔网里 一直在求助母亲
353. and its mother's just on the outside of the net calling back.
     但母亲除了在渔网的另一侧呼叫也无能为力
354. That's really hard to watch.
     真的很不忍心
355. Oh, the pup's really panicking now.
     海狮幼崽现在很慌张
356. Sometimes, fishermen are able to release trapped sea lions...
     有时 渔民能够释放困住的海狮

来自《行星地球 第三季 第二集 Planet Earth S03E02 海洋》第 353 行