Toothpastes

• 牙膏

Toothpastes的用法和样例：

例句

1. He often hawked toothpastes in the street during the vacations.
   上大学期间每逢放假，他便在大街上沿街兜售牙膏。
2. Toothpastes use abrasives and chemicals to remove surface stains.
   牙膏可以用来祛除牙齿表面的污渍。