動詞 inform:

1. impart knowledge of some fact, state or affairs, or event to
   同義詞：inform
2. give character or essence to
   同義詞：inform
3. act as an informer
   同義詞：inform

形容詞 informed:

1. having much knowledge or education

1. The secretary informed me of his arrival.
   秘書通知我他來了。
2. All those who are immediately involved will be informed of the decision.
   這個決定將被通知給所有直接有關(guān)的人。
3. We informed her with regret of our decision.
   我們遺憾地把我們的決定通知她。
4. You will be informed when the book becomes available.
   那本書一到就通知你。
5. I wasn't informed of the decision until too late.
   等到我得知這項決定時，已經(jīng)太遲了。
6. One thief informed against the others.
   一個小偷告發(fā)了其他的同夥。
7. John informed the principal against Paul.
   約翰向校長告發(fā)了保羅。
8. One of the criminals informed against/on the rest of the gang.
   有一罪犯告發(fā)了同黨。

in.formed

adj.（形容詞）
Possessing, displaying, or based on reliable information:
見識廣博的，消息靈通的：擁有、表現(xiàn)出或基于可靠信息的：
例句：
informed sources; an informed opinion.
消息靈通人士；基于可靠信息做出的見解

Knowledgeable; educated:
有學(xué)識的；受過教育的：
例句：
the informed consumer.
有知識的消費者