【医】 moscow' worthington
fourth; man; population
【机】 butanenitrile
annex; gulp; swallow
hoarse; powdered; sand
【医】 ammo-; micromicro-; pico-; psammo-; sand
class; door; gate; gateway; ostium; phylum; school
【计】 gate
【医】 binary division; hili; hilum; hilus; phylum; pore; Pori; porta; portae
portal; porus; pyla
【经】 portal
family name; surname
bacterium; fungus; mushroom
【医】 bacterio-