eat away at : ~을 조금씩 갉아먹다[부식[침식]시키다]

eat away at : ~을 조금씩 갉아먹다[부식[침식]시키다]

ex.) At the same time, Apple is eating away at Samsung's market share in the higher end of the consumer base while Chinese companies are closing in from the lower end.

ex.) There is concern that foreign capital will eat away at the domestic market.

      외국자본에 의한 국내시장 잠식이 우려된다.

ex.) They are an evil group that eats away at society.

      그들은 사회를 좀먹는 악의 무리다.