but in the age of dinosaurs, 但在恐龙时代 an innovation in plant reproduction arose... 植物繁殖出现创新 that is still very much with us today. 这种创新今天仍然存在 The flower. 花 At 40 centimeters across, 直径40厘米 this one belongs to a giant water lily in South Ameri...
...in ways that would revolutionize life on Earth. 这样的改变将为地球上的生物 带来革命性的变化 Once upon a time, plants relied solely on wind or water to spread their pollen... 过去植物仅依靠风或水来传播花粉 but in the age of dinosaurs, 但在恐龙时代 an innovation in plant reproduct...
Once upon a time, plants relied solely on wind or water to spread their pollen... 过去植物仅依靠风或水来传播花粉 but in the age of dinosaurs, 但在恐龙时代 an innovation in plant reproduction arose... 植物繁殖出现创新 that is still very much with us today. 这种创新今天仍然存在 Th...
the plants themselves were changing... 植物本身也在改变 ...in ways that would revolutionize life on Earth. 这样的改变将为地球上的生物 带来革命性的变化 Once upon a time, plants relied solely on wind or water to spread their pollen... 过去植物仅依靠风或水来传播花粉 but in the age of di...
But just as these huge dinosaurs were devouring the plants around them, 但就在这些巨大的恐龙 吞食周围的植物时 the plants themselves were changing... 植物本身也在改变 ...in ways that would revolutionize life on Earth. 这样的改变将为地球上的生物 带来革命性的变化 Once upon a time, plants r...
...so they can grow into giant-sized adults. 以便能够成长为体型庞大的成年恐龙 But just as these huge dinosaurs were devouring the plants around them, 但就在这些巨大的恐龙 吞食周围的植物时 the plants themselves were changing... 植物本身也在改变 ...in ways that would revolutionize li...
these youngsters must eat as much as they can as fast as possible... 这些幼龙必须 尽可能能快地吃下尽可能多的食物 ...so they can grow into giant-sized adults. 以便能够成长为体型庞大的成年恐龙 But just as these huge dinosaurs were devouring the plants around them, 但就在这些巨大的恐龙 吞食周...
To boost their chances of survival, 为了增加生存几率 these youngsters must eat as much as they can as fast as possible... 这些幼龙必须 尽可能能快地吃下尽可能多的食物 ...so they can grow into giant-sized adults. 以便能够成长为体型庞大的成年恐龙 But just as these huge dinosaurs were dev...
and not just for one young Diplodocus. 幼小的梁龙都面临这种危险 To boost their chances of survival, 为了增加生存几率 these youngsters must eat as much as they can as fast as possible... 这些幼龙必须 尽可能能快地吃下尽可能多的食物 ...so they can grow into giant-sized adults. 以便能够成长...
A very close call... 好险 and not just for one young Diplodocus. 幼小的梁龙都面临这种危险 To boost their chances of survival, 为了增加生存几率 these youngsters must eat as much as they can as fast as possible... 这些幼龙必须 尽可能能快地吃下尽可能多的食物 ...so they can grow into gi...