15. A system comprising: an electronic device with a display, one or more input devices, and one or more audio output devices; a memory configured to store text; and one or more processors coupled to the memory, the one or more processors configured to: display, on the display, a portion of displayed text that includes a plurality of words; receive a request to convert the plurality of words in the portion of the displayed text to speech; determine whether a language ambiguity exists based on an analysis of the plurality of words of the portion of the displayed text, wherein the language ambiguity indicates that a plurality of candidate languages are applicable for converting the plurality of words in the portion of displayed text to speech; in accordance with the determination that the language ambiguity exists, cause to be concurrently displayed, on the display, the plurality of candidate languages for converting the plurality of words in the portion of the displayed text to speech, wherein the plurality of candidate languages was selected based on the analysis of the plurality of words in the portion of the displayed text; and while concurrently displaying the plurality of candidate languages, receiving, with one or more input devices, input indicative of selection of a first candidate language from the concurrently displayed plurality of candidate languages, in response to receiving the input indicative of selection of the first candidate language, output, with one or more audio output devices, audio corresponding to the plurality of words in the portion of the displayed text, wherein the audio comprises a conversion of the plurality of words in the portion of the displayed text to speech in the first candidate language.
29. The system of claim 15 , wherein the one or more processors are configured to concurrently display the plurality of candidate languages by: determining whether the portion of the displayed text satisfies a first set of criteria and a second set of criteria; in accordance with a determination that the portion of the displayed text satisfies the first set of criteria, displaying a first plurality of candidate languages concurrently with the text on the display; and in accordance with a determination that the portion of the displayed text satisfies the second set of criteria, displaying a second plurality of candidate languages concurrently with the text on the display, wherein the second plurality of candidate languages is different from the first plurality of candidate languages.