【机】 mecoprop
armour; first; nail; shell
【医】 carapace; concha; conchae; helo-; nail; onycho-; onyx
chlorine
【医】 C1.; chlor-; chlorine; chlorinum; chloro-; chlorum; niton
【化】 metacetonic acid; methyl acetic acid; propanoic acid; propionic acid
pseudacetic acid
【医】 propionic acid