英语语法分析

Restoration of carious primary and permanent molars.

修复主要牙齿和臼齿。

Results: the carious rate of test group was smaller than the control.

结果：实验组龋齿发病率明显小于对照组。

Idioms are the elite of carious language, influenced by the cultural factors.

习语是语言文化中的精华，而且受文化因素的影响。