Definition

Examples

• 工厂必须控制粉尘排放，保护环境。
  Gōngchǎng bìxū kòngzhì fěn chén páifàng, bǎohù huánjìng.
  Factories must control dust emissions to protect the environment.
• 长期吸入粉尘可能对肺部造成伤害。
  Chángqī xīrù fěn chén kěnéng duì fèibù zàochéng shānghài.
  Long-term inhalation of dust can cause damage to the lungs.
• 工人们戴着口罩防止粉尘进入呼吸道。
  Gōngrénmen dài zhe kǒuzhào fángzhǐ fěn chén jìnrù hūxīdào.
  Workers wear masks to prevent dust from entering the respiratory tract.