adv. phr. So that other people won't know; secretly. The boys smoked on the sly.Mary's mother did not approve of lipstick, but Mary used it on the sly.
on the sly|on|sly
adv. phr. So that added bodies won't know; secretly. The boys smoked on the sly.Mary's mother did not accept of lipstick, but Mary acclimated it on the sly. Dictionary
An on the sly|on|sly idiom dictionary is a great resource for writers, students, and anyone looking to expand their vocabulary. It contains a list of words with similar meanings with on the sly|on|sly, allowing users to choose the best word for their specific context.
相似词典，不同的措词，同义词，成语 成语 on the sly|on|sly