broad+cast

• broad宽的，广泛的
• cast投掷，投射

broadcast 来源于 broad（宽的，广泛的）和 cast（投掷，投射），合起来表示广泛地投掷或传播信息，即广播。

broaden

使变宽，扩大

casting

投掷，铸造

forecast

预测，预报

telecast

电视广播

1. 释义 1广播，播送

   The radio station will broadcast the concert live tonight.

2. 释义 1广播，播送

   They broadcast the news to the entire country.

3. 释义 1广播，播送

   The game was broadcast on national television.