teeth 在英语中是什么意思？与 Lingoland 一起探索这个词的含义、发音及具体用法
牙齿
each of a set of hard, bony enamel-coated structures in the jaws of most vertebrates, used for biting and chewing.
a projecting part on a tool or other instrument, especially one of a series that function or engage together, such as a cog on a gearwheel or a point on a saw or comb.