4. The apparatus according to claim 1 , wherein the translating unit generates the translated speech a reproduction time of which lasts for a substantially same length of time as that in the target languages.
1. A speech translation apparatus comprising: a correspondence storage unit that stores identifiers to uniquely identify each of a plurality of terminals connectable via a network and usage languages used in the terminals associated with each other; a receiving unit that receives a source speech from one of the terminals; a translating unit that acquires the usage languages different from a source language used in the source speech from the correspondence storage unit, and generates a translated speech translated from the source speech by using each of the acquired usage languages as a target language; a determining unit that determines whether the translated speech has been generated in all of the target languages when the translated speech is generated in any one of the target languages; an output unit that outputs the translated speech when the translated speech has been generated in all of the target languages; and a sending unit that sends the translated speech to each of the terminals identified by the identifier corresponding to the target language.