meta-xylene

例句：

1. 1. The chemical meta-xylene is used in the production of plastics and other materials.
   邻二甲苯用于生产塑料和其他材料。
2. 2. Xylene is a colorless liquid that can be used as a solvent for many chemicals.
   二甲苯是一种无色液体，可以用作许多化学品的溶剂。
3. 3. The toxicity of meta-xylene has been studied extensively in recent years.
   近年来，邻二甲苯的毒性研究得到了广泛的关注。