keep a close watch on (someone or something)
наблюдать за кем-либо \ чем-либо, караулить кого-либо \ что-либо
A gamekeeper keeps a close watch on the wild ducks; it's his job.
Другие идиомы:
- keep one's word
- keep one's mouth shut
- keep cool
- keep (something) down
- keep body and soul together
- keep a cool head
- keep up with (someone or something)
- keep one's head down
- keep up an act
- keep one's shirt on
- keep one's ear to the ground
- keep on one's toes
- keep one's chin up
- keep up with the times
- keep the lid on (something)