【化】 Friedel-Crafts catalyst
inner; liner; lining; neighbourhood
【法】 knot; sea mile
heart; mind; morals; virtue
like so; you
carat; karat
【化】 carat
【医】 carat
goodman; husband; sister-in-law
activator; catalyzer
【计】 catalyst
【化】 catalyst; catalyzator; catalyzer
【医】 accelerant; catalyst; catalytic agent; catalyzator; catalyzer
contact substance