Many carnivorous dinosaurs have ambiguous features, such as "peg-like" teeth at the front of the mouth, or no teeth at all.
许多食肉恐龙的特征并不是很明显，例如，要么在嘴的前部有“钉状牙齿”，要么就根本没有牙齿。
Frown not do things, there should be no teeth.
平生不做皱眉事，世上应无切齿人。
When you are old, I will still carry you and be your walking stick; when you have no teeth, I will feed you.
等你老了，我依然背着你，我给你当拐杖；等你没牙了，我就嚼碎了喂给你。
But many theropod dinosaurs have ambiguous features, such as peg-like teeth at the front of the mouth, or no teeth at all.
但是，许多食肉恐龙的特征并不是很明显，例如：要么在嘴的前部有“钉状牙齿”，要么就根本没有牙齿。
This strange animal of Australia has a mouth similar to the bill of the duck. Its bill is soft and it has no teeth in the mouth.
澳大利亚的这种奇怪的动物的嘴巴像鸭嘴，而且它的嘴巴是软的，嘴里也没有牙齿。
He also gave an imitation of an old man with no teeth, smoking a big cigar.
他还模仿牙齿掉光的老人吸烟时的情景。
It had a beak like a bird. It had no teeth in the front of its mouth, but it did have teeth on the sides of its mouth.
它的喙长得像鸟的一样，嘴的前部没有牙，但在嘴里两侧长着牙。
It had a small head and a small mouth. The Seismosaurus had round, flat teeth in the front of its mouth, and no teeth in the back.
它的头和嘴都很小，嘴的前部有扁平的圆形牙齿，后部没有牙齿。
No law has no teeth for the system has the force of law only when it has backing of liability. So are all the objects, purposes and rights in legal forms.
任何法律不能没有牙齿，制度只有以责任为后盾才具有法律上之力。一切以法律形态实现的目的、宗旨、权利皆是如此。
American officials point out that the moratorium as it stands now has no teeth and that moral suasion hasn't stopped whaling nations from hunting in greater and greater Numbers.
美国官方指出该协议如今并没有什么威慑力而且道义方面的劝说也不能阻止捕鲸国越来越多地猎杀鲸鱼。
American officials point out that the moratorium as it stands now has no teeth and that moral suasion hasn't stopped whaling nations from hunting in greater and greater Numbers.
美国官方指出该协议如今并没有什么威慑力而且道义方面的劝说也不能阻止捕鲸国越来越多地猎杀鲸鱼。
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