all ears

(idiomatic, not comparable)Listening intently; fully focused.

The students were all ears when they found out the topic of the film was "reproduction." They were disappointed to discover that it was also about fish.

ganz Ohr

навостри́ть у́шиnavostrítʹ úši, обрати́ться в слухobratítʹsja v slux, внима́тельно слу́шатьvnimátelʹno slúšatʹ

(idiomatic, not comparable)Awaiting an explanation.

I am all ears to find out how my car, which used to have a perfectly functional engine, will no longer start.

ganz Ohr sein

обрати́ться в слухobratítʹsja v slux, весь внима́ниеvesʹ vnimánije, весь во внима́нии