buna-S

例句：

1. 1. Buna-S is a leading manufacturer of industrial chemicals in China.
   Buna-S是中国领先的工业化学品制造商。
2. 2. The Buna-S team was responsible for developing the new software.
   Buna-S团队负责开发这款新软件。
3. 3. We used Buna-S to create a durable and waterproof coating for our roof.
   我们使用Buna-S为我们的屋顶制作了一个耐用且防水的涂层。