它们用锋利的牙齿将毒液注入被捕食的昆虫体内。

They use their sharp teeth to force poison into the insects they catch for food.

youdao

人类需要使用工具，因为他们没有像其他食肉动物如狮子和老虎那样锋利的牙齿。

Human beings needed to use tools because they did not have sharp teeth like other meat-eating animals, such as lions and tigers.

youdao

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。

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

youdao

Here's one climbing out of the pool: First her face appeared, long and cadaverous, with a bandage-like bathing cap coming down almost to her eyes, and sharp teeth protruding from her mouth.

有一个女人从游泳池中出来了，首先是她的脸，修长,而惨白，如绷带般的泳帽从她的头部,耷拉到她的眼睛，锋利的牙齿从她的口中突出。

耶鲁公开课 - 1945年后的美国小说课程节选