- A method of producing pure water by forcing saline or waste water through a semipermeable membrane through which the salts or waste products cannot pass.反渗透，逆向渗透：一种生产纯净水的方法，通过迫使盐水或废水流过半透膜，而盐或废物不能通过它
- metallophones
- metallurgies
- metallurgy
- metalmark
- metals
- metalware
- metalwork
- metalworking
- metalworkings
- metamathematics
- metamere
- metameres
- metamerism
- metamerisms
- metamorphic
- metamorphism
- metamorphisms
- metamorphose
- metamorphosed
- metamorphoses
- metamorphosing
- metamorphosis
- metamorphous
- metanephra
- metanephroi