It's just a case of trying to keep an eye on the divers, 这项工作需要时刻关注潜水员

331. Yes. Be extremely careful.
     允许 千万小心
332. Thank you very much, Captain.
     谢谢船长
333. Pretty hazardous place to dive.
     在这潜水相当危险
334. It's just a case of trying to keep an eye on the divers,
     这项工作需要时刻关注潜水员
335. but the sea lions also like to go down and blow bubbles,
     但海狮也会潜下去呼出泡泡
336. so you'll think you're following the divers,
     就有可能会发生你以为你跟着的是潜水员
337. and then a sea lion will pop up.
     但其实是海狮的情况

来自《行星地球 第三季 第二集 Planet Earth S03E02 海洋》第 334 行