Значение идиомы on the sly

[on the sly] {adv. phr.} So that other people won’t know; secretly.

The boys smoked on the sly.

Mary’s mother did not approve oflipstick, but Mary used it on the sly.



Тема по английскому языку образование в беларуси.
Sport in russia topic.


Значение идиомы on the sly