removing toxicity substance and resolving macula

例句：

1. 1. The team removed the old equipment and replaced it with new ones.
   团队移除了旧设备，并用新设备替换了它们。
2. 2. She removed all the dirt from her shoes before putting them on.
   她在穿上鞋子之前把鞋底的泥土都清除干净了。
3. 3. The company removed its headquarters to a more central location.
   公司将其总部迁移到更中心的位置。