19. A system comprising: a display device for presenting a graphical user interface (GUI) to a user; one or more input devices configured to receive input from the user; and processor electronics configured to perform operations comprising: receiving an indication that a user-manipulable cursor is positioned in proximity to a presentation of first text in a graphical user interface (GUI) on a display device of a computer device, the first text being in a first language, the first text being a translation of one or more words in a distinct second language; in response to receiving the indication, presenting in the GUI, by operation of the computer device, the one or more words in the second language and a plurality of distinct alternate translations of the one or more words into the first language; receiving user input to the GUI selecting one of the alternate translations in the plurality of alternate translations; and providing the selected alternate translation of the one or more words to a translation feedback system.
19. A system comprising: a display device for presenting a graphical user interface (GUI) to a user; one or more input devices configured to receive input from the user; and processor electronics configured to perform operations comprising: receiving an indication that a user-manipulable cursor is positioned in proximity to a presentation of first text in a graphical user interface (GUI) on a display device of a computer device, the first text being in a first language, the first text being a translation of one or more words in a distinct second language; in response to receiving the indication, presenting in the GUI, by operation of the computer device, the one or more words in the second language and a plurality of distinct alternate translations of the one or more words into the first language; receiving user input to the GUI selecting one of the alternate translations in the plurality of alternate translations; and providing the selected alternate translation of the one or more words to a translation feedback system. 27. The system of claim 19 in which each of the alternate translations has a score determined by a machine translation system and in which the ranking is determined based on the respective scores.