全部

1·The disappearance of megafauna in America—mammoths, saber-toothed cats, giant sloths, among others—happened relatively soon after the arrival of human beings, about 13,000 years ago.

美洲巨型动物的消失——猛犸象、剑齿猫、巨型树懒等等——发生在人类出现后不久，大约在一万三千年前。

2·It was hard to believe that a panda-eyed, buck-toothed (龅牙) child could be a hero in hearts of millions of people.

很难相信，一个长着熊猫眼和龅牙的孩子是几百万人心中的英雄。

3·As the leaves flip, they snap together, trapping the insect in their sharp-toothed jaws.

当树叶翻转时，它们会合在一起，把昆虫困在它们含有锋利锯齿的颚中。

4·The largest land-dwelling member of the weasel family is strong, tenacious, sharp-toothed and cunning.

黄鼠狼家族里最大的陆地居住成员是强有力，坚韧的，有锋利的牙齿而且狡猾。

5·To tear up in a toothed machine.

在有齿的机器上拆碎布或。

6·The sabre-toothed monsters are unimpressed.

獠牙妖怪们对我们的游戏无动于衷。

7·The angled roofs result in a saw-toothed profile.

倾斜的屋顶形成了锯齿状的建筑轮廓。

8·See Odd Saber-Toothed Beast discovered-preyed on... Plants?

另见“奇异剑齿兽被发现——食的是……草？”

9·They prey mainly on sea lions, seals, and small toothed whales.

它们以海狮，海豹，小型齿鲸为食。

10·This enormous creature is the largest toothed animal alive.

这种巨大生物是现存体积最大的有齿动物。

锯齿的

1·The dredge has several hemispheric scoops in place of the toothed bar.

这种捞网用几个半球状的铲子代替了锯齿横杆。

(1)toothed wheel齿轮

(1)toothed belt牙轮皮带；齿形带