10. The method of claim 9 , further comprising: determining, based on the data, a lexicon that includes a plurality of entries, wherein a given entry in the lexicon includes text in the first-language matched with a phonemic representation that includes one or more phonemes of the second-language, and wherein the phonemic representation is indicative of a pronunciation of the text in the first-language according to the speech sounds of the second-language; and identifying, from within the lexicon, the given entry having the phonemic representation that corresponds to the pronunciation of the linguistic content indicated in the input, wherein determining the linguistic content is based on the text in the identified given entry.
10. The method of claim 9 , further comprising: determining, based on the data, a lexicon that includes a plurality of entries, wherein a given entry in the lexicon includes text in the first-language matched with a phonemic representation that includes one or more phonemes of the second-language, and wherein the phonemic representation is indicative of a pronunciation of the text in the first-language according to the speech sounds of the second-language; and identifying, from within the lexicon, the given entry having the phonemic representation that corresponds to the pronunciation of the linguistic content indicated in the input, wherein determining the linguistic content is based on the text in the identified given entry. 14. The method of claim 10 , further comprising: determining a first acoustic feature representation of the plurality of first-language speech sounds, and a second acoustic feature representation of the plurality of second-language speech sounds; and determining a mapping between the first acoustic feature representation and the second acoustic feature representation, wherein the acoustic feature comparison indicated in the received data is based on the mapping, and wherein determining the lexicon is based on the mapping.