n.

1. 发现[U][C][（+of）][+that]
   Dr. Fleming's discovery of penicillin occurred in 1928.

   弗莱明医生发现青霉素是在一九二八年。

2. 被发现的事物[C]
   New scientific discoveries are being made every day.

   科学上，每天都有新的发现。

n.

1. the action or process of discovering or being discovered.
   ▸a person or thing discovered.
2. Law  the compulsory disclosure, by one party to an action to another, of relevant testimony or documents.