1. She is a student of keen observation. 她是一个观察力敏锐的学生。
2. Through observation the dog learns about our style of living. 通过观察，狗儿学会了我们的生活方式。
3. Observation of patients with clinical symptoms improve, the elimination of time. 观察患者治疗前后临床症状改善、消除的时间。
英英解释
n.
1. the act of making and recording a measurement
2. the act of observing; taking a patient look
3. facts learned by observing
4. the act of noticing or paying attention
5. a remark expressing careful consideration
