協議書的英文：
protocol
written agreement
參考例句：
To hold(a building contractor)to the letter of an agreement.
使（建築承包商）遵守協議書 The agency agreement has been drawn up for the period of one year.
為期一年的代理協議書已經擬訂出來We look forward to your letter confirming these points or your draft agreement.
盼望收到你方來信確認這些要點，或者你方草擬的協議書。 protocol是什麼意思：
n. 草案；協議；禮儀；治療方案；科學實驗計劃
There is a written protocol.
這有一個書面草案。It was a gross breach of protocol.
這是粗暴違反外交禮節的行為。Here is the detoxification protocol.
這是戒毒方案。written是什麼意思：
adj. 書面的，成文的，文字的
v. write的過去分詞
There is a written protocol.
這有一個書面草案。It is written by an obscure young poet.
這是一位不知名的'年輕詩人寫的。 The song is written in the key of D.
這首歌是用D調譜寫的。 agreement是什麼意思：
n. 同意；協議；一致
rescind an agreement
廢除協定 This will be retroactive agreement.
這些是追溯以往的合約。They have a tripartite agreement.
他們有一個三者間的協議。
