A closer inspection of the tool mark shows a series of parallel teeth marks, probably from the use of a plumber's wrench or tongue-and-groove pliers.
放大后的检验，可见一系列平行的齿纹，有可能来自管钳，会其他靠钳齿来抓牢工件并旋转的钳子。
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.
英格兰莱切斯特大学的古生物学家MarkPurnell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。
At that time, they can also check the bear's teeth, to see if it left a mark after consuming one of their strategically placed bacon-wrapped tetracycline traps.
那时，他们也可以检查熊的牙齿，看看它是否留下了在食用他们策略性安放的咸肉包裹的四环素饵料之后的记号。
At that time, they can also check the bear's teeth, to see if it left a mark after consuming one of their strategically placed bacon-wrapped tetracycline traps.
那时，他们也可以检查熊的牙齿，看看它是否留下了在食用他们策略性安放的咸肉包裹的四环素饵料之后的记号。
应用推荐