查询词典 That's for sure.

George:I sure do. Do you think it's because of insomnia?

乔治：我确实觉得累，你认为这是因为失眠吗？

Billy: I sure do. Do you think it's because of insomnia?

比利：我确实觉得累，你认为这是因为失眠吗？

I'm sure the medicine will cure your insomnia.

我相信这药会治好你的失眠症的。

Even if Facebook users invest the considerable amount of time and effort needed to understand Mr Zuckerberg's gradual changes of policy and decide to trust him with their data, how can they be sure he will not alter the rules again with similar insouciance?

即使Facebook用户花费大量时间和精力来理解扎克伯格对政策的逐步调整，并决定相信他能够正当使用他们的数据，他们又如何能肯定扎克伯格不会以同样满不在乎的态度再次修改规则呢？

If I am sure of anything, inspector...

督察先生如果还有我能肯定的事情的话。。。

Are you sure you know how to install this software program?

你确信你知道怎么安装这个软件程序吗？

I am not sure whether the cost of installing the new system is within the company's budget.

我不确定安装此新系统的花费是否在公司的预算之内。

No, my dear,' said her father instantly; 'that I am sure you are not.

"不，我亲爱的，"她父亲立刻开口道，我肯定你不会。

Just be sure that you have a way to see your financial situation instantly.

他可以快速的把你的使命传达给其它人。

Coming from a small town instate, I wasn't sure what to expect.

我来自一个很小的城镇，所以我也不知道该期待什么。

Those who loved reading were obliged to send for their books from England; the members of the junto had each a few

那些喜欢看书的人就得从英国购书，讲读俱乐部的的成员每人都有几本。

Three fourths of the earth's surface is covered with water.

地球表面的四分之三被水覆盖着。