英语语法分析

Fine calcium carbonate dentifrices ingredients effectively clean teeth, a healthier mouth.

微细碳酸钙洁齿成份，有效清洁牙齿，口腔更健康。

An aromatic white crystalline acid, C6H 5cooh, used to season tobacco and in perfumes, dentifrices, and germicides.

苯甲酸，安息香酸：一种芳香的白色结晶酸，C6H 5cooh，用来风干烟草或用于香水、洗牙水和杀菌剂。