chagrins

1. Their two is not the real two, their four not the real four: so that every word they say chagrins us and we know not where to begin to set them right.
    他们的二并不是真正的二，他们的四也不是真正的四：他们说的每一个字都使我们失望，而我们又不知道该从哪儿下手去纠正它。