On gloss:

adverbivla in sense "word class"
x1 is an adverb (word class) meaning x2 in language x3

In definition:

zo'urkai
x1 is a proposition that satisfies the property expressed by the most recent prenexed adverb.
adverbi
x1 is an adverbial adjunct (adverb or adverbial clause) meaning x2 in language x3

In notes:

mulno
x1 (event) is complete/done/finished; x1 (object) has become whole in property x2 by standard x3.
ralju
x1 is principal/chief/leader/main/[staple], most significant among x2 (set) in property x3 (ka).
zifre
x1 is free/at liberty to do/be x2 (event/state) under conditions x3.