我去甄别的作品，昨晚在埃德蒙顿。
所有库存可供选择，在埃德蒙顿这可能是一个夏天的大买家！
With all the inventory to choose from in Edmonton this could be a great summer for buyers!
英格兰莱切斯特大学的古生物学家Mark Purnell和同事们在埃德蒙顿龙的牙齿上发现了四组不同方向的纹路。
Specifically, paleontologist Mark Purnell of the University of Leicester in England and his colleagues found four sets of striations oriented in different directions on the teeth of Edmontosaurus.
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