And as mammals prospered, 随着哺乳动物的繁荣发展

270. in this instance, the mammals win out.
     这次哺乳动物胜出
271. But reptiles have patience.
     但是爬行动物有耐心
272. They've been playing this game since the dawn of the dinosaurs.
     它们从恐龙时代初期 就开始玩这个游戏
273. And as mammals prospered,
     随着哺乳动物的繁荣发展
274. so too did the snakes that fed on them.
     以之为食的蛇也兴盛起来
275. Today, there are more than 3,000 species of snake.
     如今世界上有超过3000种蛇
276. With their sinuous bodies...
     凭借其蜿蜒的身体

来自《我们星球上的生命 第一季 第五集 Life on Our Planet S01E05 巨兽阴影下》第 273 行