one-track mind

Другие идиомы:

• one and only
• on the tip of one's tongue
• one's stamping grounds
• off one's high horse
• all in one piece
• in one fell swoop
• of one mind
• one thing leads to another
• have one too many
• one of those days
• one-two
• one for the (record) books
• thousand and one
• on one's shoulders
• on the one hand