Glossarybarriers
noun
1.
anything built or serving to bar passage, as a railing, fence, or the like:
People may pass through the barrier only when their train isannounced.
2.
any natural bar or obstacle:
a mountain barrier.
3.
anything that restrains or obstructs progress, access, etc.:
a trade barrier.
4.
a limit or boundary of any kind:
the barriers of caste.
5.
Physical Geography. an antarctic ice shelf or ice front.
7.
barriers, History/Historical. the palisade or railing surrounding theground where tourneys and jousts were carried on.
Se aprecia un bocadillo donde pone \"mensaje\" y en el medio entre el mensaje y el recepto una barrera