We were able to actually say that dinosaurs -- based on the evidence we had -- that dinosaurs built nests and lived in colonies and cared for their young, brought food to their babies and traveled in gigantic herds.
我们能够证明 恐龙——从我们有的证据来看—— 恐龙能建巢 群居生活 能够照料幼小宝宝 捕食回巢给宝宝吃 迁移的时候是大群一起走的