自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-VAR 发现;发觉;察觉 If someone makes a discovery, they become aware of something that they did not know about before.
I felt I'd made an incredible discovery.
...the discovery that both his wife and son are HIV positive.
N-VAR (第一个)发现 If someone makes a discovery, they are the first person to find or become aware of a place, substance, or scientific fact that no one knew about before.
In that year, two momentous discoveries were made.
...the discovery of the ozone hole over the South Pole...
N-VAR (对不为人知的演员、音乐人等的)发现 If someone makes a discovery, they recognize that an actor, musician, or other performer who is not well-known has talent.
His job is the discovery and promotion of new artists.
N-VAR 找到;（偶然的）发现 When the discovery of people or objects happens, someone finds them, either by accident or as a result of looking for them.
...the discovery and destruction by soldiers of millions of marijuana plants.