alchlor

例句：

1. 1. This chemical is used to disinfect water and kill bacteria.
   这种化学物质用于消毒水并杀死细菌。
2. 2. The chlorine in swimming pools helps prevent the growth of harmful algae.
   游泳池中的氯有助于防止有害藻类的生长。
3. 3. The alchemist believed that by combining different elements, he could create new substances.
   炼金术士相信，通过将不同元素混合，他可以创造新物质。