Terms containing round the world echo

Subject	English	German
commun.	backward round-the-world echo	Rückwärts-Erdumlauf-Echo
commun.	forward round-the-world echo	Vorwärts-Erdumlauf-Echo
el.	round the world echo	Echo der Erdumlaufbahn
radio	round the world echo	Erdumlaufecho
commun.	round-the-world echo	Erdumlauf-Echo