keep an eye on someone (keep an eye on someone)

Idiom Trust

意味

to watch someone carefully because you don’t trust them completely

完全には信頼していないので、誰かを注意深く見る (kanzen ni wa shinrai shite inai node, dareka o chūi bukaku miru)

例文

"I’ll keep an eye on him while you’re away."

"あなたがいない間、私は彼を見守ります。" (Anata ga inai aida, watashi wa **kare o mimamorimasu**.)