相關短語如下：
the Letter of Intent 合作意向書
letter of intent br 意向書
Letter of intent LOI 意向書
Investment letter of intent 投資意向函
letter of moral intent 道義支持函
Joint Letter of Intent 聯合意向書
例句如下：
（1）Don't let your client sign a letter of intent without this wording.
如果沒有特別申明，不要讓妳的客戶在意向書上簽字。
（2）None of them are urgent, so you decide to focus on the draft letter of intent youreceived yesterday.
沒有壹個是緊要的，因此妳決定集中精力解決昨天收到的合同意向書草案。
（3）You spoke to the artistic director.After inviting her to your office for a longer conversation about the direction she wants to take the organization, you askedher to submit a letter of intent.
於是，妳與藝術總監進行了交談，並邀請她來辦公室就她想帶領這個團體前進的方向進行壹次長談，之後，妳讓她遞交壹份意向書。