That seems a reasonable deduction.是什么意思？

That seems a reasonable deduction.

那似乎是合理的结论。

that

det. 那个，那；pron. 那个，那；conj. 多么，如此…以至，用于某些动词、形容词和名词后，引出各种从句；adv. 不那么，那样；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

seems

v. 好像，仿佛（ seem的第三人称单数 ）；

例句
Almost like an accident of nature, this family has produced more talent than seems possible.
就像是天缘巧合，这个家族不可思议地人才辈出。

reasonable

adj. 合理的，公道的，明白道理的，适当的，有理性的；

例句
What is a reasonable standard for one family is not applicable for another...
对一个家庭合理的标准并不适用于另一个家庭。

deduction

n. 推演，推理，演绎，（推理所得出的）结论，扣除，减除，扣除的量；

例句
After the deduction of tax at 20 per cent, the interest rate will be 6.2 per cent.
扣除了 20% 的税后，利率将为 6.2%。