as yet

到目前为止，到那时为止

as good as, as if, as it is, as it were, as long as, as long as /so long as, as many (much as), as much as, as much as if, as pron, as regards, as soon as, as soon as possible, as sure as fate, as the saying goes, as though, as to, as usual, as well, as well as, as...as, as...as possible, as...as..., ASA, asap, asbestos, asbestosis, ascend, ascendancy, ascendancy (also ascendency), ascendant, ascendant (also ascendent), ascension, Ascension Day, ascent, ascertain, ascertainable, ascertainment, ascetic, ascetically,