The hottest time of the year. 是一年中最炎热的时候

194. until his chicks can finally make the flight
     直到雏鸟长大
195. to the water hole for themselves.
     能独自飞到水坑
196. It's July in the deserts of Nevada in the western United States.
     美国西部内华达州沙漠的七月
197. The hottest time of the year.
     是一年中最炎热的时候
198. Bands of wild horses, mustang, are converging on
     一群群美洲野马聚集在
199. one of the last remaining water holes for miles.
     方圆几公里内仅存的水塘边
200. Now, water not only offers them the chance to drink,
     水不仅能用来喝

来自《行星地球 第二季 第四集 Planet Earth S02E04 沙漠》第 197 行