observing的名词:
observation
美 /ˌɑːbzərˈveɪʃn/
英 /ˌɒbzəˈveɪʃn
n.
观察；监视；观察报告
复数 observations
双语例句:
The results of the experiment are all based on scientific observations.
实验的结果都是根据科学观测得来的。
This astronomer has had excellent power of observation since childhood.
这位天文学家从小就有出色的观察力。
