a thin layer of tissue covering a surface or lining a cavity, typically in a biological or scientific context

to kneel and bow with joined hands at forehead level as a sign of religious devotion or extreme respect

peritoneum (anatomy)

mucous membrane

(anatomy) sclera

conjunctiva (the membrane surrounding the eyeball)

iris (of an eye)

valve (biological)

pleural cavity (part of thorax containing lungs)

the three membranes (the dura mater, arachnoid, and pia mater) that line the skull and enclose the brain and spinal cord

the fibrous membrane covering the surface of bones

the connective tissue that lines the inner surface of joints, tendon sheaths, and bursae

the muscular partition separating the thorax from the abdomen in mammals

choroid (vascular layer of the eyeball between the retina and the sclera)

keratitis (inflammation of the cornea)

(anatomy) amnion

smooth moist delicate membranes lining body cavities

retina (anatomy)

the thin membrane separating the external ear from the middle ear; the tympanic membrane

to worship or admire someone or something with extreme or blind devotion

eardrum; tympanic membrane

plastic sheeting used as a mulch or to cover greenhouses and polytunnels

diaphragm (anatomy)

diaphragm (anatomy)

semimembranosus (anatomy)

Hymenoptera (insect order including ants and bees)

membrane which covers a hole in a flute and produces a buzzing tone

(anatomy) epitenon

nasal mucous membrane

inner membrane; internal lining (of an organ or body cavity)

Extracorporeal membrane oxygenation (ECMO)

basal plasma membrane

plastic film (abbr. for [[塑料|塑料|su4 liao4]][[薄膜|薄膜|bo2 mo2]])

external plasma membrane

(medicine) endometriosis

A disease of the retina caused by cytomegalovirus (CMV) that can lead to blindness.

A thin plastic sheet or pouch used to laminate and protect documents or photos.

diaphragm (anatomy)

leftover agricultural plastic film (as waste or rubbish that needs to be disposed of or recycled)