lead gutter

例句：

1. 1. The old house had a leaky lead gutter that needed to be replaced.
   这所旧房子有一个漏雨的铅管需要更换。
2. 2.The plumber fixed the leaky lead gutter and made sure it was properly sealed.
   水管工修好了漏雨的铅管并确保它被适当密封了。
3. 3. The new gutters were installed to prevent future leaks in the lead gutter.
   新安装的排水沟是为了预防未来铅管的漏水。