In US politics, a PAC is a political action committee: a group set up to collect money and spend it to help or block candidates and causes.

In US politics在美國政治裡, a PAC PAC is是 a political action committeepolitical action committee（政治行動委員會）：set up to collect money成立來募款 and spend it並把錢用來 to help or block幫助或阻擋 candidates and causes候選人和議題的 a group一個團體。

Companies, unions, and people who care about one issue often sit behind a PAC. Under US rules it is a legal way to pool money for elections, so you hear the letters constantly in American campaign news.

Companies, unions, and people公司、工會，還有人 who care about one issue關心特定議題的 often常常 sit behind a PAC是PAC背後的支持者。Under US rules根據美國的規定 it is它是 to pool money for elections把錢集中起來用在選舉上的 a legal way一種合法方式, so所以 in American campaign news在美國的競選新聞裡 you hear the letters constantly你常常聽到這幾個字母。

Taiwan does not use this exact kind of group, so the English letters usually stay as they are.

Taiwan台灣 does not use沒有 this exact kind of group完全一樣的這種團體, so所以 the English letters英文字母 usually stay as they are通常就直接保留。

Though actually, not every group that gives political money is a PAC — the name is a specific US organisation. A later, looser kind called a Super PAC can raise still more; that is related, but it is not the same label.

Though actually不過其實, not every group不是每個團體 that gives political money捐政治獻金的 is a PAC都叫PAC — the name這個名字 is一種 a specific US organisation美國特定的組織。A later, looser kind後來一種比較鬆散的類型 called a Super PAC叫Super PAC can raise still more可以募到更多錢；that is related那個跟PAC有關, but但 it is not the same label不是同一個名稱。