to sb's chagrin or to the chagrin of sb使某人懊恼的是
a year in which, to his chagrin, the Boston Red Sox won这一年, 令他懊恼的是, 波士顿红袜队赢了
One of the first things we did when we moved in, to the chagrin of the architect, was to replace the leaded windows.我们搬进去后首先做的事情之一就是把铅框窗户换掉, 这令建筑师很窘迫。