detection

n. /dɪˈtekʃn/ C1

察觉；检测；侦查

The act of noticing, discovering, or measuring something.

仙境例句

The King's detection of meaning in the verses surprised everyone, since nobody else found any.

国王竟然在那些诗里找出了意思，大家都很吃惊，因为别人一点也看不出来。