Well, whatever he says you can bet he's thinking the opposite.

哦，无论他说什么，你都能肯定他想的是另外一套。

《柯林斯英汉双解大词典》

You can bet your bottom dollar that he'll be late.

他肯定会迟到。

《牛津词典》

You can bet (that) the moment I sit down, the phone will ring.

几乎可以肯定，我一坐下，电话铃就会响起来。

《牛津词典》

You can bet your boots on that. Yet,truly important people are hard to replace.

VOA: special.2010.05.02

If I have Avogadro number of these things in a long line, you can bet it is going to be a solid.

如果在一条直线上,这些东西有阿伏伽德罗常数那么多，你肯定会说它是固体。

麻省理工公开课 - 固态化学导论课程节选

And so he gets in the backseat and he says, "I bet you can't guess who I am."

他坐在后座里，然后说:“我打赌你猜不出我是谁。”

记忆犹新的乘客 - SpeakingMax英语口语达人

You can bet other carriers will be stepping up their efforts to follow suit.

FORBES: Fact and Comment

You can bet, however, that plenty will be said about the audit in taxpayer circles today.

FORBES: Is SDP Getting Schooled by the IRS?

You can bet Cheney never missed a meeting of the Halliburton Board of Directors.

CNN: Paul Begala's Debate Blog: Round 2