manhole cover - Definition & Meaning

a heavy metal lid that covers a manhole to prevent access and ensure safetya heavy metal lid that covers a manhole to prevent access and ensure safety

A manhole cover is a heavy, flat lid that covers an access point to an underground utility system, such as a sewer, water, or electrical line. Made of durable materials like metal or concrete, it is designed to be strong enough to withstand the weight of vehicles and pedestrians. The cover can be lifted to provide access for maintenance or repairs of the underground infrastructure. Manhole covers are typically round to prevent them from falling into the hole and are often found on streets, sidewalks, or other paved areas.A manhole cover is a heavy, flat lid that covers an access point to an underground utility system, such as a sewer, water, or electrical line. Made of durable materials like metal or concrete, it is designed to be strong enough to withstand the weight of vehicles and pedestrians. The cover can be lifted to provide access for maintenance or repairs of the underground infrastructure. Manhole covers are typically round to prevent them from falling into the hole and are often found on streets, sidewalks, or other paved areas.

例句

They replaced the damaged manhole cover.
他们更换了损坏的井盖。
She heard a loud noise when a car drove over the manhole cover.
当一辆车驶过井盖时，她听到了一声巨响。
He lifted the manhole cover with a specialized tool.
他用专门的工具抬起了井盖。