In the review queues the score of a question (related to the currently reviewed item) is displayed, e.g. in the low quality posts queue:
Here all looks fine until you make a vote on the question. After that the translation is dropped, and original English text is displayed:
In the case above I voted up and then down to show you that the same score is displayed differently. So the same translation (depending on the score value) should be used before and after voting up/down.