vt.

1. 把……打昏，使昏迷
   The fall had stunned him.

   这一跤把他摔昏了过去。

2. 使大吃一惊；使目瞪口呆[H]
   We were all stunned by the news.

   这个消息使我们都大为震惊。

3. 把……震聋

n.

1. 打昏；昏迷；惊倒，惊叹
2. 令人震惊的事物；令人惊叹的事物

v.

1. knock unconscious or into a dazed or semi-conscious state.
2. astonish or shock (someone) so that they are temporarily unable to react.