observation

He spent two nights under close observation in hospital.

他在医院接受了两个晚上的严密观察。

His orders were to keep the men under observation.

他下的命令是监视这些人。

Art classes help develop children’s powers of observation.

美术课有助于提高儿童的观察力。

Careful observation suggests that this is not the case.

仔细观察的结果表明情况并非如此。

Detailed observations were carried out on the behaviour of the students.

对这些学生的行为作了细致观察。

From their direct observations, children absorb a model of marriage.

儿童通过直接观察来理解某一种婚姻的模式。