This job is too easy. Why can’t they give me something I can really get my teeth into?

这活儿太容易了，为什么他们不能让我干点我真正需要费点劲的事情呢？

It appears that the new legislation doesn’t have any teeth, since there has been no improvement in working conditions.

新法规似乎不太有效，因为人们的工作条件没什么改善。

The new law was passed in the teeth of strong opposition.

尽管遭到了强烈的反对，新法仍然得以通过。

They crossed the Atlantic in the teeth of a force 10 wind.

他们冒着10级大风穿越了大西洋。