例句
The worker lifted the heavy cover from the manhole.
工人掀开了检修孔上沉重的盖子。
Regular inspections through manholes help engineers identify damage to urban drainage systems before serious flooding occurs.
通过检修孔进行定期检查，有助于工程师在严重洪灾发生前发现城市排水系统的损坏。
常用搭配
- manhole cover｜检修孔盖
- open manhole｜敞开的检修孔
用法提示
常见搭配manhole cover，指路面的井盖。