manhole

n hole in a street fitted with a lid, through which sb can enter a sewer, etc to inspect it 人孔, 检修孔（街道上设置的有盖洞口, 人可进入检修下水道等）: [attrib 作定语] manhole cover 人孔盖.

mandate, mandated, mandatory, mandible, mandolin, mandragora, mandrill, mane, maneuver, manful, manfully, manganese, mange, mangel-wurzel, manger, mangle, mango, mangrove, mangy, manhandle, manhood, mania, maniac, maniacal, maniacally, manic, manic-depressive, manicure, manicurist, manifest, manifestation, manifestly, manifesto, manifold, manikin, Manila (also Manilla), manioc, manipulate, manipulation, manipulative,