Definition: when someone watches someone or something carefully Level: B2
医生想让他接受一周的观察。
The doctor wants to keep him under ___observation for a week.
她有很强的观察力。
She has very good powers of ___observation.
但事实上，当你几乎总是被观察时，很无聊。
But actually it is boring when you're almost always under ___observation.
