fodder

1. N-UNCOUNT Fodder is food that is given to cows, horses, and other animals. 飼料

...fodder for horses. …馬的飼料。

2. N-UNCOUNT If you say that something is fodder for a particular purpose, you mean that it is useful for that purpose and perhaps nothing else. (供某種用途的) 素材[表不滿]

The press conference simply provided more fodder for another attack on his character. 記者招待會只是提供更多的素材，來對他人格進行另一輪攻擊。