I/I'll tell you what (also tell you what) a) SUGGESTused when you are suggesting or offering something 我的建议是,听我说 I tell you what – let’s have a picnic in the park. 我跟你说——我们到公园野餐吧。
b) American EnglishAmE used in order to emphasize what you are really saying 听我说〔用于强调〕 I tell you what, I’m not looking forward to standing up in court tomorrow. 听我说,我并不愿意明天出庭。
I/I’ll tell you what• I tell you what, I'll make you dinner if you drive me to the store.
→ I/I’ll tell you what at tell(SPOKEN SECT)