Mother must act fast. 母亲必须尽快行动

307. Another, bigger male has arrived.
     另一只体型更为健壮的雄雪豹也来了
308. The mother and cub are trapped between the rivals.
     雌雪豹和幼崽被困在两个竞争对手之间
309. The cub is now in danger.
     幼崽命在旦夕
310. Mother must act fast.
     母亲必须尽快行动
311. To divert the males' attention from her cub,
     为了转移雄雪豹对幼崽的注意力
312. she rolls over submissively.
     她顺从地滚动着身体
313. With the males fixed on the female,
     雄雪豹的注意力都集中在了雌雪豹身上

来自《行星地球 第二季 第二集 Planet Earth S02E02 山脉》第 310 行