observation

The suspect was kept under close police observation for forty-eight hours before being arrested.

(Chinese) 嫌疑人在被捕前接受了警方长达48小时的严密观察。

Scientific progress is often based on careful observation and repeated experimentation.

(Chinese) 科学进步通常建立在仔细观察和重复实验的基础上。

The doctor shared several interesting observations about the patient's unusual symptoms.

(Chinese) 医生分享了关于病人异常症状的几项有趣的观察见解。

She wrote down her daily observations of the birds' nesting habits in a small notebook.

(Chinese) 她在一个小笔记本上记录下了她对鸟类筑巢习性的日常观察结果。